TheraRadar
Data updated: Mar 29, 2026

VEMLIDY

TENOFOVIR ALAFENAMIDE FUMARATE
Infectious Disease Approved 2016-11-10

Vemlidy is an antiviral medication indicated for the treatment of chronic hepatitis B virus (HBV) infection. It is approved for use in adults and pediatric patients 6 years of age and older who weigh at least 25 kg. The therapy is specifically designated for patients with compensated liver disease.

Source: FDA Label • Gilead Sciences

How VEMLIDY Works

Tenofovir alafenamide, the active ingredient in Vemlidy, is a nucleoside analog reverse transcriptase inhibitor that targets the hepatitis B virus. The drug functions by inhibiting the viral reverse transcriptase enzyme, which is essential for the virus to replicate its genetic material. By blocking this biological process, the medication prevents the virus from multiplying within the body.

7
Indications
--
Phase 3 Trials
2
Priority Reviews
9
Years on Market

Details

Status
Prescription
First Approved
2016-11-10
Routes
ORAL
Dosage Forms
TABLET

Companies

Active Ingredient: TENOFOVIR ALAFENAMIDE FUMARATE

VEMLIDY Approval History

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What VEMLIDY Treats

1 indications

VEMLIDY is approved for 1 conditions since its original approval in 2016. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Hepatitis B
Source: FDA Label

VEMLIDY Boxed Warning

POSTTREATMENT SEVERE ACUTE EXACERBATION OF HEPATITIS B Discontinuation of anti-hepatitis B therapy, including VEMLIDY, may result in severe acute exacerbations of hepatitis B. Hepatic function should be monitored closely with both clinical and laboratory follow-up for at least several months in patients who discontinue anti-hepatitis B therapy, including VEMLIDY. If appropriate, resumption of anti-hepatitis B therapy may be warranted [see Warnings and Precautions (5.1) ] . WARNING: POSTTREATMENT...

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

VEMLIDY FDA Label Details

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Indications & Usage

FDA Label (PDF)

VEMLIDY is indicated for the treatment of chronic hepatitis B virus (HBV) infection in adults and pediatric patients 6 years of age and older and weighing at least 25 kg with compensated liver disease [see Clinical Studies ] . VEMLIDY is a hepatitis B virus (HBV) nucleoside analog reverse transcriptase inhibitor and is indicated for the treatment of chronic hepatitis B virus infection in adults and pediatric patients 6 years of age and older and weighing at least 25 kg with compensated liver disease.

⚠️ BOXED WARNING

WARNING: POSTTREATMENT SEVERE ACUTE EXACERBATION OF HEPATITIS B Discontinuation of anti-hepatitis B therapy, including VEMLIDY, may result in severe acute exacerbations of hepatitis B. Hepatic function should be monitored closely with both clinical and laboratory follow-up for at least several month...

VEMLIDY Patents & Exclusivity

Latest Patent: Feb 2033

Patents (8 active)

US9296769*PED Expires Feb 15, 2033
US8754065*PED Expires Feb 15, 2033
US8754065 Expires Aug 15, 2032
US9296769 Expires Aug 15, 2032
Source: FDA Orange Book

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.