Report an Adverse Event

Gilead consistently collates and reviews product safety information received from clinical trials and post-marketing activities. The information received is evaluated on an ongoing basis ensuring a continuing safety surveillance of Gilead products.

If you become aware of an adverse event (AEs), pregnancy or other special situation reports (such as pregnancy, off-label use, overdose, medication error, drug misuse or abuse or lack of effect; AEs in infants following exposure from breastfeeding, associated with a product complaint or occupational exposure with one of our products) please report to Gilead via email to or call us on +44 (0) 1223 987 500.

We might need to contact you in order to obtain more details about your report. Alternatively, adverse events can be reported to either the Medicines and Healthcare Products Regulatory Agency (MHRA) Yellow Card Scheme (for the UK) or The Health Products Regulatory Authority (HPRA), for Ireland. Please note that we are unable to provide medical advice on your patient's symptoms. If you are a patient and are concerned about your symptoms, or they worsen, please contact your doctor or healthcare provided immediately.