Medical

As a trusted authority on our medicines and vaccines' benefits and risks, we empower informed healthcare decisions for their safe and appropriate use.

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Pfizer Medical

As a trusted authority on the benefits and risks of our medicines and vaccines, we empower informed decisions for their safe and appropriate use.

Our Medications & Vaccines

Explore our products and access prescribing information and resources for Pfizer medications and vaccines.

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Useful Tools

Discover a range of useful tools, including an ingredient allergen checker and temperature stability calculator, designed to support informed healthcare decisions and ensure the safe use of our products.

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MI Digital Assistant

Chat online with Pfizer Medical Information regarding your inquiry on a Pfizer medicine or vaccine.

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Call Us

Speak with a Pfizer Medical Information Professional regarding your Pfizer medicine or vaccine inquiry.

Available 9AM-5PM ET Monday to Friday; excluding holidays.

Call (800) 438-1985

Medical Information Inquiry

Submit a medical question for a Pfizer medicine or a vaccine.

The submission will be reviewed during our standard business hours.

Submit Inquiry

Pfizer Safety

To report an adverse event related to a Pfizer product and you are not part of a clinical trial* for this medication, click the link below to submit your information:
Pfizer Safety Reporting Site

*If you are involved in a clinical trial for either product, adverse events should be reported to your coordinating study site.

If you cannot use the above website to report an adverse event related to a Pfizer medication, please call (800) 438-1985.

FDA Medwatch

You may also contact the U.S. Food and Drug Administration (FDA) directly to report adverse events or product quality concerns either online at www.fda.gov/medwatch or by calling (800) 332-1088.