Report an Adverse Event


Thank you for choosing to report an adverse event. Information about adverse event reporting can be found at

ViiV Healthcare routinely monitors the safety of all its medicines. This includes review of safety data from clinical studies, and collection of reports and cases of adverse events for marketed products.

This information contributes to the continuing safety surveillance of our products. If you become aware of a patient who has experienced an adverse event, pregnancy, overdose or unexpected benefits whilst taking one of our products, we would be grateful if you would contact ViiV Healthcare on 1800 449 226.

The ViiV Healthcare pharmacovigilance service is provided by GlaxoSmithKline. GSK will only use your details to contact you about your adverse event report.

Any untoward medical occurrence in a patient, clinical investigation subject or consumer, temporarily associated with the use of a ViiV Healthcare product, whether or not considered related to the product.

Any information relating to human health and/or wellbeing arising following exposure of humans to ViiV Healthcare products - such as adverse event information, including: preclinical toxicological information; unintended sign (including abnormal laboratory findings), symptom, or disease (new or exacerbated); reports of patients taking ViiV Healthcare products whilst pregnant or breastfeeding; reports of drug abuse or drug withdrawal; medication errors or misuse, including drug overdose, whether accidental or intentional; reports of off-label use; reports of drug interaction; reports of paternal exposure to a ViiV Healthcare product, information received as part of product complaints; failure to produce expected benefits (i.e. lack of efficacy); reports of occupational exposure; and information regarding unexpected therapeutic benefits e.g. an unexpected improvement in a concurrent condition other than the one being treated.

Report a possible side effect

At ViiV Healthcare we take the safety of our patients and consumers very seriously. We know that side effects can happen but it is not always possible to predict who will get them. For this reason, it is vital for us to continuously monitor the safety of our products. By hearing about your experiences and others like you we are able to offer the best possible advice to those using ViiV Healthcare products.

How to report a possible side effect?

To help us process your information quickly and effectively, please remember to report as much relevant information as possible. At a minimum you will need to provide the following:

  1. The initials of the person who experienced the possible side effect and/or other identifiers, such as gender, date of birth.
  2. The contact information of the reporter, namely the person who is reporting the issue.
  3. A description of the possible side effect itself, such as the signs and symptoms experienced, date the possible side effect started and the result of the possible side effect.
  4. The name of the ViiV Healthcare product involved.

Our Privacy Notice outlines how ViiV Healthcare handles the processing of personal information when dealing with your enquiry, complaint or adverse event report. You may read the privacy collection statement here.

To report an adverse event, call us at 1800 449 226.

Email Medical Affairs

If you'd like to know about the safety of ViiV Healthcare products from clinical evidence please contact Medical Affairs.