Connect with Our Medical Experts

  • Talk to a Medical Expert

    ViiV Medical on Demand is intended as an educational resource for healthcare providers practicing in the United States. It may include information about products or uses that have not been approved by the US Food and Drug Administration. If you are not a healthcare provider, please discuss any questions you have regarding your health or medicines with your doctor, pharmacist, or nurse.

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  • Request a Scientific Discussion

    ViiV Healthcare welcomes your scientific discussion needs with our medical experts. We will happily coordinate with our best medical experts in the areas relating to your scientific discussion needs to reach back to you promptly.

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Talk to a Medical Expert

Talk with a Medical Expert using our new Medical on Demand service.

Locate a ViiV MSL

Enter your ZIP code to connect with your ViiV Medical Science Liaison.

Request a Scientific Discussion

Submit a request for additional information from a ViiV Healthcare Expert.

Contact Us for Quick Assistance

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Get immediate assistance from a ViiV Healthcare Professional.

Call 1‑888‑226‑8434


Weekdays from 8 AM to 6 PM ET (5 AM – 3 PM PT)

Report an Adverse Event


To report SUSPECTED ADVERSE REACTIONS, contact ViiV Healthcare at 1‑877‑844‑8872 or FDA at 1‑800‑332‑1088 or www.fda.gov/medwatch

Are you a US healthcare provider?

This web portal is intended as an educational resource for healthcare providers practicing in the United States. It may include information about products or uses that have not been approved by the US Food and Drug Administration.

If you are not a healthcare provider, please discuss any questions you have regarding your health or medicines with your doctor, pharmacist, or nurse.