Report Your Adverse Event to the FDA

Fluoroquinolone antibiotics are associated with serious, often permanent, adverse reactions and it is important to report your adverse reactions to the FDA’s MedWatch system.

Report online

Go to the FDA website

Choose Begin Report As a Consumer/Patient.

Report by phone

Toll free: 1-800-FDA-1088

Report by fax or postal mail:

Download and print Form 3500B

Mail the form to:

Food and Drug Administration
5600 Fishers Lane
Rockville, MD 20857

Or fax to: