Privacy policy

PRIVACY POLICY

Effective Date: July 24, 2026
Last Updated: July 24, 2026

Infirst Healthcare Inc. (“Infirst,” “Sine-Aid,” “we,” “us,” or “our”) respects your privacy. This Privacy Policy explains how we collect, use, disclose, retain, and protect personal information when you visit, interact with, or make a purchase through www.sine-aidrelief.com and any other website, online service, customer-support channel, promotion, or digital property that links to this Privacy Policy, collectively, the “Services.”

This Privacy Policy also explains the choices and rights that may be available to you under applicable U.S. privacy laws.

Sine-Aid is an over-the-counter consumer health product. Information about your purchase of Sine-Aid, your symptoms, your health concerns, and your interactions with health-related content may be considered sensitive personal information or consumer health data under certain state laws. We describe our handling of this information in the “Consumer Health Data” section below.

1. Scope of This Privacy Policy

This Privacy Policy applies to personal information that we collect through:

  • Our website and online store;
  • Shopify checkout and ecommerce services;
  • Customer accounts;
  • Purchases and product orders;
  • Customer-service communications;
  • Product questions, complaints, reviews, and testimonials;
  • Promotions, surveys, and sweepstakes;
  • Email, SMS, and other marketing communications;
  • Cookies, pixels, analytics tools, and similar technologies;
  • Social-media pages and advertisements;
  • Adverse-event and product-quality reports;
  • Other interactions with Infirst or Sine-Aid that reference this Privacy Policy.

This Privacy Policy does not apply to third-party websites, platforms, applications, or services that maintain their own privacy policies.

2. Personal Information We Collect

The personal information we collect depends on how you interact with us.

A. Contact and Identity Information

We may collect:

  • First and last name;
  • Email address;
  • Telephone number;
  • Billing address;
  • Shipping address;
  • Account username;
  • Customer identification numbers;
  • Signature, where applicable;
  • Other information used to identify or communicate with you.

B. Transaction and Order Information

We may collect:

  • Products purchased or considered;
  • Order dates and order history;
  • Quantity purchased;
  • Purchase price;
  • Discounts, coupons, and promotional codes;
  • Shipping method;
  • Delivery status;
  • Returns, refunds, and chargebacks;
  • Subscription or recurring-order information, if offered;
  • Customer-service records related to an order.
  • Information showing that you purchased or considered an OTC health product may be treated as consumer health data under certain laws.

C. Payment Information

Payments are generally processed by Shopify, Shopify Payments, and other authorized payment-service providers.

Depending on the payment method you select, these providers may collect:

  • Payment card number;
  • Expiration date;
  • Security code;
  • Bank or payment-account information;
  • Billing address;
  • Payment authentication information;
  • Fraud-prevention information.

We generally receive limited payment information, such as payment status, payment method, transaction identifier, and the last digits of a payment card. We do not intend to directly store complete payment-card numbers.

Payment providers process payment information under their own privacy policies and contractual obligations.

D. Consumer Health Data

We may collect information that identifies, relates to, or may reasonably be associated with your physical or mental health. This may include:

  • Information indicating that you purchased, considered, searched for, or asked about Sine-Aid or another health-related product;
  • Information about sinus pressure, congestion, pain, allergies, respiratory symptoms, headaches, medication use, health conditions, or other symptoms;
  • Information about treatment, medication, products, or remedies you use or are considering;
  • Information you provide in a customer-service request, product question, survey, review, testimonial, complaint, or adverse-event report;
  • Information about side effects, reactions, dosage, product use, or product effectiveness;
  • Information about pregnancy, age, allergies, sensitivities, or existing medical conditions that you voluntarily disclose;
  • Inferences about your health interests, concerns, or possible conditions based on your purchases, browsing activity, searches, or interactions;
  • Information reasonably linkable to you that identifies your past, present, or future physical or mental health status.
  • Please do not provide health information that is not necessary for us to respond to your request.

Our products and Services are not a substitute for professional medical advice, diagnosis, or treatment. Do not use ordinary website forms, reviews, social-media messages, or nonsecure email to send urgent medical information. In a medical emergency, call 911 or seek immediate medical assistance.

E. Product Complaint and Adverse-Event Information

When you report a product complaint, side effect, adverse event, or product-quality issue, we may collect:

  • Your name and contact information;
  • The affected person’s age, date of birth, gender, or other demographic information;
  • Description of the event, symptom, or reaction;
  • Relevant medical history;
  • Other medications or products used;
  • Product name, lot number, expiration date, and purchase location;
  • Dates of use and dates of the reported event;
  • Photographs or documents you provide;
  • Information regarding healthcare providers or medical treatment;
  • Follow-up information needed to investigate the report or meet legal obligations.

We may retain and disclose this information as necessary to comply with applicable product-safety, pharmacovigilance, regulatory, quality-control, and recordkeeping obligations.

F. Account Information

When you create an account, we may collect:

  • Login credentials;
  • Account preferences;
  • Saved addresses;
  • Order history;
  • Communication preferences;
  • Account activity.
  • You are responsible for maintaining the confidentiality of your account credentials.

G. Communications and User-Submitted Content

We may collect information you provide through:

  • Emails;
  • Telephone calls;
  • Live chat;
  • Contact forms;
  • Product reviews;
  • Surveys;
  • Testimonials;
  • Social-media messages;
  • Comments;
  • Customer-support requests;
  • Warranty, return, or refund requests.
  • Telephone calls or chats may be monitored or recorded where permitted by law for training, quality assurance, dispute resolution, and compliance purposes. Where legally required, we will provide notice or obtain consent before recording.

Do not submit medical records, Social Security numbers, financial-account credentials, or other highly sensitive information unless we specifically request it through an appropriate channel.

H. Device, Internet, and Usage Information

When you use the Services, we and our service providers may automatically collect:

  • Internet Protocol address;
  • Device identifier;
  • Browser type;
  • Operating system;
  • Device type;
  • Approximate location derived from an IP address;
  • Internet-service provider;
  • Referring and exit pages;
  • Pages viewed;
  • Links clicked;
  • Search terms;
  • Products viewed or added to a cart;
  • Checkout activity;
  • Session timestamps;
  • Cookie identifiers;
  • Advertising identifiers;
  • Interaction with emails or advertisements;
  • Website-performance and diagnostic information.

I. Location Information

We may infer your approximate city, state, or region from your IP address. We do not intend to collect precise geolocation through the Services unless we give you notice and obtain any consent required by law.

J. Marketing and Preference Information

We may collect:

  • Email and SMS subscription status;
  • Marketing preferences;
  • Products and topics of interest;
  • Responses to promotions;
  • Engagement with advertisements;
  • Communication history;
  • Consent and opt-out records.

K. Fraud Prevention and Security Information

We may collect information used to:

  • Authenticate transactions;
  • Detect fraudulent orders;
  • Prevent unauthorized account access;
  • Protect customers and our business;
  • Investigate suspected misuse;
  • Enforce our terms.

This may include IP addresses, device identifiers, transaction patterns, account activity, and risk scores supplied by payment processors or fraud-prevention providers.

L. Information From Third Parties

We may receive personal information from:

  • Shopify and Shopify affiliates;
  • Payment processors;
  • Shipping and logistics providers;
  • Customer-support vendors;
  • Advertising and analytics providers;
  • Social-media platforms;
  • Retail and distribution partners;
  • Promotional partners;
  • Publicly available sources;
  • Product-review providers;
  • Fraud-prevention providers;
  • Data providers, where permitted by law.

3. How We Use Personal Information

We may use personal information to:

A. Provide the Services

  • Process and fulfill orders;
  • Collect payment;
  • Arrange shipping and delivery;
  • Send order confirmations and updates;
  • Manage returns, refunds, and exchanges;
  • Create and maintain customer accounts;
  • Provide customer support;
  • Respond to questions and requests.

B. Operate and Improve Our Business

  • Maintain and improve our website;
  • Personalize the customer experience;
  • Understand website and product usage;
  • Develop and improve products and services;
  • Conduct internal analytics;
  • Forecast demand and manage inventory;
  • Evaluate advertising and marketing performance;
  • Troubleshoot technical problems;
  • Conduct research and business planning.

C. Communicate With You

  • Respond to inquiries;
  • Provide order and account notices;
  • Send safety, recall, or product-related information;
  • Request feedback;
  • Administer surveys and promotions;
  • Send marketing communications where permitted;
  • Maintain records of your communication preferences.

D. Product Safety and Regulatory Compliance

  • Receive and investigate adverse-event reports;
  • Investigate product-quality complaints;
  • Respond to safety concerns;
  • Conduct product recalls or corrective actions;
  • Maintain legally required safety records;
  • Make reports to regulators or other parties when legally required;
  • Protect public health and product integrity.

E. Security and Fraud Prevention

  • Detect and prevent fraud;
  • Verify transactions;
  • Protect accounts and systems;
  • Investigate suspicious activity;
  • Enforce our terms and policies;
  • Protect the rights, safety, and property of Infirst, our customers, and others.

F. Legal and Compliance Purposes

  • Comply with applicable laws and regulations;
  • Respond to subpoenas, court orders, and lawful government requests;
  • Establish, exercise, or defend legal claims;
  • Conduct audits and investigations;
  • Maintain records;
  • Enforce contracts;
  • Meet tax, accounting, and regulatory obligations.

G. Marketing and Advertising

Subject to applicable law and your choices, we may use personal information to:

  • Send promotional email or SMS messages;
  • Recommend products;
  • Measure campaign performance;
  • Create advertising audiences;
  • Display advertising;
  • Limit the frequency of advertisements;
  • Understand whether an advertisement resulted in a website visit or purchase.

We do not use consumer health data for targeted advertising or disclose consumer health data to advertising companies except where permitted by law and after obtaining any consent required by applicable law.

4. Sources of Personal Information

We may collect personal information:

  • Directly from you;
  • Automatically from your browser or device;
  • From Shopify and ecommerce-service providers;
  • From payment processors;
  • From shipping providers;
  • From customer-support providers;
  • From social-media and advertising platforms;
  • From retailers, distributors, and business partners;
  • From fraud-prevention and security providers;
  • From publicly available sources;
  • From other persons acting on your behalf.

5. How We Disclose Personal Information

We may disclose personal information to the following categories of recipients.

A. Shopify

Our online store may be hosted by Shopify. Shopify processes personal information to provide storefront, checkout, hosting, payment, security, analytics, customer-account, and ecommerce functionality.

Your information may be processed by Shopify under Shopify’s own privacy terms as well as under Shopify’s service-provider obligations to us.

B. Service Providers and Contractors

We may disclose personal information to companies that perform services for us, including:

  • Hosting providers;
  • Payment processors;
  • Fulfillment centers;
  • Shipping carriers;
  • Customer-service platforms;
  • Email and SMS providers;
  • Analytics providers;
  • Information-security providers;
  • Fraud-prevention providers;
  • Website developers;
  • Data-storage providers;
  • Product-review platforms;
  • Professional advisors;
  • Regulatory and pharmacovigilance vendors.

These recipients may use personal information only as permitted by their agreements with us and applicable law.

C. Shipping and Fulfillment Partners

We may provide names, addresses, telephone numbers, email addresses, and order information to warehouses, carriers, customs providers, and delivery partners to fulfill and deliver orders.

D. Payment and Fraud-Prevention Providers

We may disclose transaction, device, contact, and order information to payment processors, card networks, banks, authentication providers, and fraud-prevention vendors.

E. Advertising and Analytics Providers

Subject to applicable law and your privacy choices, we may permit analytics and advertising providers to collect identifiers, device information, browsing activity, and purchasing activity through cookies, pixels, APIs, or similar technologies.

Depending on applicable law, some of these disclosures may be considered “sharing,” “targeted advertising,” or a “sale” of personal information, even when no money is exchanged.

We do not knowingly sell consumer health data. We do not disclose consumer health data for targeted advertising except with any consent required by law.

F. Regulators and Public Authorities

We may disclose information to the U.S. Food and Drug Administration, Federal Trade Commission, law-enforcement agencies, courts, public-health authorities, and other government bodies when required or permitted by law.

This may include reports concerning adverse events, product safety, recalls, fraud, security incidents, or legal proceedings.

G. Business Transactions

We may disclose or transfer information in connection with:

  • A merger;
  • Acquisition;
  • Financing;
  • Reorganization;
  • Bankruptcy;
  • Sale of assets;
  • Due diligence;
  • Change of control;
  • Similar corporate transaction.

A recipient may continue to use the information subject to this Privacy Policy unless you are notified otherwise as required by law.

H. Legal Protection

We may disclose information when we reasonably believe disclosure is necessary to:

  • Comply with law;
  • Respond to legal process;
  • Investigate fraud or wrongdoing;
  • Enforce agreements;
  • Protect our rights or property;
  • Protect customers or the public;
  • Prevent harm.
  • I. At Your Direction or With Your Consent

We may disclose personal information when you direct us to do so or provide consent.

6. Consumer Health Data Privacy Notice

This section supplements the rest of this Privacy Policy and applies to consumer health data protected by applicable state consumer-health privacy laws.

A. Categories of Consumer Health Data Collected

We may collect:

  • OTC health products purchased, viewed, searched for, or considered;
  • Symptoms, health conditions, treatments, medications, allergies, or health concerns you disclose;
  • Product-use information;
  • Adverse-event and product-complaint information;
  • Health-related questions and customer-support communications;
  • Health-related reviews, survey responses, and testimonials;
  • Inferences about health interests or concerns based on your interactions with our Services;
  • Information identifying your past, present, or future physical or mental health status.

B. Sources of Consumer Health Data

We may collect consumer health data:

  • Directly from you;
  • From your interaction with our website;
  • From a person acting on your behalf;
  • From Shopify and our ecommerce providers;
  • From retailers, distributors, customer-support providers, and product-safety vendors;
  • From your device or browser, where permitted;
  • From other sources with your authorization or as permitted by law.

C. Purposes for Collecting Consumer Health Data

We may collect and use consumer health data to:

  • Process and fulfill a product order you requested;
  • Provide customer support;
  • Respond to product or health-related questions;
  • Investigate adverse events and product complaints;
  • Comply with legal, regulatory, safety, and recordkeeping requirements;
  • Protect consumers and product safety;
  • Detect security incidents and fraud;
  • Maintain and improve our products and Services;
  • Carry out another purpose disclosed to you at the time of collection;
  • Carry out a purpose for which you provide consent.

D. Categories of Consumer Health Data Shared

Depending on the interaction, we may share:

  • Product-purchase information;
  • Health-related communications;
  • Product-use information;
  • Adverse-event and complaint information;
  • Identifiers linked to consumer health data;
  • Other health information you voluntarily provide.

E. Categories of Recipients

Consumer health data may be shared with:

  • Shopify and ecommerce providers;
  • Payment, shipping, and fulfillment providers, to the extent necessary to provide a requested product or service;
  • Customer-support providers;
  • Product-safety and pharmacovigilance vendors;
  • Information-technology and security providers;
  • Legal, accounting, and compliance advisors;
  • Government agencies and regulators;
  • Corporate transaction participants;
  • Other recipients you authorize.
  • F. Consent

Where required by law, we will obtain your consent before collecting or sharing consumer health data unless the collection or sharing is necessary to provide a product or service you requested or another legal exception applies.

Consent to collect consumer health data is separate from consent to share consumer health data when applicable law requires separate consent.

We will obtain valid authorization before selling consumer health data when required by law. We do not knowingly sell consumer health data.

G. Consumer Health Data Rights

Depending on your state of residence, you may have the right to:

  • Confirm whether we collect, share, or sell your consumer health data;
  • Access your consumer health data;
  • Receive a list of third parties or affiliates with whom your consumer health data has been shared or sold;
  • Withdraw consent for collection or sharing;
  • Request deletion of consumer health data;
  • Appeal our refusal to act on a request.

You may submit a request through:

  • Email: info@carlinhealth.com
  • Web form: [PRIVACY REQUEST URL]
  • Mail: Infirst Healthcare Inc., Attn: Privacy, 8 Church Lane, Westport, CT 06880
  • Telephone: 1-844-451-1653
  • We may take reasonable steps to verify your identity before completing a request. We will not discriminate against you for exercising a privacy right.

H. Deletion From Archived and Backup Systems

When applicable law permits, deletion from archived or backup systems may be delayed until those systems are restored or accessed, or until deletion can be completed in the ordinary course of our retention process.

I. Appeals

When applicable, you may appeal a decision concerning your consumer health data request by contacting us at info@carlinhealth.com and stating “Privacy Request Appeal” in the subject line.

We will provide instructions for contacting the appropriate state regulator if your appeal is denied and the applicable law requires us to do so.

7. Cookies and Similar Technologies

We and our providers may use:

  • Cookies;
  • Pixels;
  • Tags;
  • Software development kits;
  • Local storage;
  • Session-replay or interaction technologies;
  • APIs;
  • Other similar technologies.

These technologies may be used to:

  • Keep the website operational;
  • Remember preferences;
  • Maintain shopping-cart functionality;
  • Authenticate accounts;
  • Prevent fraud;
  • Measure traffic;
  • Understand usage;
  • Improve performance;
  • Measure advertising;
  • Personalize content;
  • Support marketing.
  • A. Categories of Cookies

Strictly necessary cookies support checkout, security, authentication, shopping-cart functionality, and other essential operations.

Functional cookies remember preferences and provide enhanced functionality.

Analytics cookies help us understand traffic, performance, and user interactions.

Advertising cookies may support campaign measurement, audience creation, and personalized or targeted advertising.

B. Cookie Choices

You may manage cookies through:

  • Our cookie or privacy-preferences tool;
  • Your browser settings;
  • Device settings;
  • Applicable opt-out mechanisms described in this Privacy Policy.

Blocking some cookies may prevent parts of the website from functioning properly.

8. Targeted Advertising, Sale, and Sharing

Some state privacy laws define “sale” or “sharing” broadly enough to include certain disclosures to advertising or analytics providers.

To the extent our use of advertising technologies constitutes a sale, sharing, or processing for targeted advertising under applicable law, eligible residents may opt out by:

  • Selecting “Your Privacy Choices” or “Do Not Sell or Share My Personal Information” on our website;
  • Adjusting cookie preferences;
  • Submitting a request at [PRIVACY REQUEST URL];
  • Contacting info@carlinhealth.com;
  • Using a legally recognized browser-based opt-out signal.

We do not knowingly sell consumer health data.

We do not knowingly sell or share personal information belonging to individuals under 16 years of age.

9. Global Privacy Control

Where legally required, we process Global Privacy Control and other recognized universal opt-out signals as requests to opt out of sale, sharing, or targeted advertising for the browser or device transmitting the signal.

You may still need to submit a separate request if you want the opt-out applied beyond the specific browser or device.

10. Email and SMS Communications

You may unsubscribe from promotional emails by using the unsubscribe link in an email.

You may opt out of promotional text messages by replying STOP or following the instructions in the message.

Even after you opt out of marketing, we may send nonpromotional communications concerning:

  • Orders;
  • Account security;
  • Product safety;
  • Recalls;
  • Adverse-event follow-up;
  • Legal notices;
  • Customer-service requests.
  • Message and data rates may apply to SMS communications. Consent to receive marketing text messages is not a condition of purchase.

11. State Privacy Rights

Depending on where you live and whether a law applies to us, you may have rights concerning your personal information.

These may include the right to:

  • Know whether we process your personal information;
  • Access personal information;
  • Correct inaccurate personal information;
  • Delete personal information;
  • Obtain a portable copy of personal information;
  • Opt out of sale;
  • Opt out of sharing;
  • Opt out of targeted advertising;
  • Limit certain uses of sensitive personal information;
  • Withdraw consent;
  • Appeal a denied request;
  • Obtain information about categories of information collected, used, or disclosed.

These rights are subject to legal limitations and exceptions.

A. Submitting a Request

You may submit a request through:

  • Email: info@carlinhealth.com
  • Online: [PRIVACY REQUEST URL]
  • Telephone: 1-844-451-1653
  • Mail: Infirst Healthcare Inc., Attn: Privacy, 8 Church Lane, Westport, CT 06880

Please describe the right you wish to exercise and provide enough information for us to identify the relevant records.

B. Verification

We may verify your request by asking you to confirm information associated with your account, order, or prior interactions.

We will use information supplied for verification only to evaluate and respond to the request.

We may deny a request if we cannot reasonably verify your identity or if another legal exception applies.

C. Authorized Agents

Where permitted, you may designate an authorized agent to submit a request on your behalf.

We may require:

  • Proof that you authorized the agent;
  • Verification of your identity directly with us;
  • Information sufficient to confirm the agent’s authority.

D. Appeals

Residents of certain states may appeal a refusal to act on a request. Appeal instructions will be included in our response when required.

E. Nondiscrimination

We will not unlawfully discriminate against you for exercising a privacy right.

12. Additional Notice for California Residents

This section applies to California residents to the extent the California Consumer Privacy Act, as amended, applies to Infirst.

A. Categories Collected

During the preceding 12 months, we may have collected the following categories of personal information:

  1. Identifiers;
  2. Customer-record information;
  3. Characteristics protected under applicable law, if voluntarily provided;
  4. Commercial information;
  5. Internet or electronic-network activity;
  6. Approximate geolocation data;
  7. Audio, electronic, visual, or similar information;
  8. Professional information, if voluntarily provided;
  9. Inferences;
  10. Sensitive personal information, including health information and account-login information.

B. Business and Commercial Purposes

We may collect, use, or disclose these categories for the purposes described in this Privacy Policy, including order fulfillment, customer service, security, analytics, marketing, legal compliance, and product safety.

C. Categories Disclosed

During the preceding 12 months, we may have disclosed the categories above to:

  • Service providers;
  • Contractors;
  • Shopify;
  • Payment processors;
  • Fulfillment and shipping providers;
  • Analytics and advertising providers;
  • Professional advisors;
  • Government agencies;
  • Corporate transaction recipients.

D. Sale or Sharing

We do not sell personal information for money.

Our disclosure of identifiers, commercial information, or internet activity to advertising partners may be considered “sharing” or a “sale” under California law.

California residents may opt out using the methods stated in the “Targeted Advertising, Sale, and Sharing” section.

We do not knowingly sell or share personal information of consumers under 16.

E. Sensitive Personal Information

We use sensitive personal information only for purposes permitted by applicable law, to provide requested products and services, to protect security, to comply with law, and for other disclosed purposes.

We do not use or disclose consumer health data to infer characteristics for unrelated advertising purposes without required consent.

F. California Request Metrics

If applicable law requires us to publish request metrics, we will make those metrics available through our website or another required method.

13. Data Retention

We retain personal information for as long as reasonably necessary for the purposes described in this Privacy Policy, including to:

  • Complete transactions;
  • Maintain customer accounts;
  • Provide support;
  • Meet tax and accounting obligations;
  • Maintain safety and adverse-event records;
  • Comply with regulatory requirements;
  • Resolve disputes;
  • Prevent fraud;
  • Enforce agreements;
  • Protect legal rights.
  • Retention periods vary according to:
  • The nature and sensitivity of the information;
  • The purpose for which it was collected;
  • Legal and regulatory requirements;
  • Limitation periods;
  • Security considerations;
  • Whether the information is needed to provide a requested service.

For product-safety records specifically, we generally retain product-quality complaint records for at least 3 years and adverse-event reports for at least 6 years, consistent with applicable pharmacovigilance, product-safety, and recordkeeping obligations.

We may retain deidentified or aggregated information for longer periods where permitted by law.

14. Data Security

We use reasonable administrative, technical, and physical safeguards designed to protect personal information.

These safeguards may include:

  • Access controls;
  • Authentication procedures;
  • Encryption where appropriate;
  • Vendor-management procedures;
  • Security monitoring;
  • Employee training;
  • Incident-response procedures;
  • Data-retention controls.

No system, transmission, or storage method is completely secure. We cannot guarantee absolute security.

You should use a unique password, protect your devices, and promptly notify us if you believe your account or information has been compromised.

15. Data Breach Notification

If we discover a security incident involving personal information, we will investigate and provide notice to affected individuals, regulators, or others as required by applicable law.

Consumer health information may be subject to additional breach-notification obligations under federal or state law.

16. Deidentified and Aggregated Information

We may create deidentified or aggregated information that cannot reasonably be linked to you.

We may use and disclose such information for:

  • Analytics;
  • Research;
  • Product development;
  • Business planning;
  • Safety analysis;
  • Regulatory purposes;
  • Other lawful purposes.

Where required, we will maintain deidentified information in deidentified form and will not attempt to reidentify it except to test whether our deidentification measures are effective or as otherwise permitted by law.

17. Children’s Privacy

The Services are intended for adults and are not directed to children under 13.

We do not knowingly collect personal information online from children under 13. If we learn that we have collected personal information from a child under 13 without legally valid parental consent, we will take reasonable steps to delete it.

Parents or guardians who believe a child has provided personal information may contact us at info@carlinhealth.com.

Sine-Aid products should be used only as directed on the applicable Drug Facts label and in accordance with age limitations and warnings on the packaging.

18. Third-Party Websites and Services

The Services may link to websites, social-media platforms, payment services, or other third-party services.

We do not control and are not responsible for the privacy, security, or content of third-party services. You should review their privacy policies before providing personal information.

19. Social Media

When you interact with us through a social-media platform, the platform may collect and process information under its own privacy policy.

Information you post publicly may be visible to others. Do not post medical information, order numbers, contact information, or other sensitive information in public comments.

20. Automated Decision-Making

We may use automated tools to identify suspected fraud, evaluate transaction risk, personalize website content, or support advertising.

We do not use solely automated decisions that produce legal or similarly significant effects concerning consumers unless permitted by applicable law and accompanied by any required notice, consent, or appeal rights.

21. Do Not Track

Some browsers offer a “Do Not Track” setting. Because no uniform technological standard has been adopted for Do Not Track signals, our Services may not respond to those signals.

Where required, we honor Global Privacy Control and other legally recognized universal opt-out signals as described above.

22. International Users

The Services are intended for use in the United States, and Sine-Aid products are offered for sale only within the United States through the Services.

If you access the Services from outside the United States, your information may be transferred to, processed, and stored in the United States, where privacy laws may differ from those in your location.

23. Changes to This Privacy Policy

We may update this Privacy Policy periodically to reflect:

  • Changes to our practices;
  • Changes to our products or Services;
  • New technologies;
  • Legal or regulatory developments;
  • Operational changes.

We will post the updated policy and revise the “Last Updated” date. Where legally required, we will provide additional notice or obtain consent.

24. Contact Us

Questions, requests, or complaints concerning this Privacy Policy may be directed to:

Infirst Healthcare Inc.
Attn: Privacy
8 Church Lane
Westport, CT 06880
United States

Email: info@carlinhealth.com
Telephone: 1-844-451-1653
Website: www.sine-aidrelief.com

For product-quality complaints or adverse-event reports, contact:

Product Safety Email: info@carlinhealth.com
Product Safety Telephone: 1-844-451-1653

Do not send urgent medical requests through these privacy contact channels. In a medical emergency, call 911.