Bulevirtide vs Tesamorelin

A side-by-side comparison from PeptideSciences101, the open peptide reference.

Overview

Bulevirtide is primarily a antiviral peptide, while Tesamorelin is used for performance & growth.

This page compares Bulevirtide and Tesamorelin across their primary use, typical dosing, reported benefits and side effects, and U.S. regulatory status. For the full monograph on either compound — mechanism of action, clinical research, and references — follow the article links.

Side-by-side comparison

BulevirtideTesamorelin
CategoryAntiviralPerformance & Growth
Regulatory status (US)FDA approvedFDA approved
Typical dosage2 mg
Frequencydaily
Reported benefitsVisceral fat reduction, improved body composition, GH release
Reported side effectsJoint pain, peripheral edema

Key differences

Primary use. Bulevirtide is categorised under Antiviral, while Tesamorelin falls under Performance & Growth. Their differing categories mean they are usually chosen for different goals rather than as direct substitutes.

Regulatory status. Bulevirtide: FDA-approved. Tesamorelin: FDA-approved.

Dosing. Typical dosing for Bulevirtide is not catalogued. Tesamorelin is typically dosed at 2 mg (daily).

Can you stack them?

Some protocols combine peptides, but stacking Bulevirtide and Tesamorelin has not been validated for safety or efficacy in controlled trials. Combining compounds can change their effects and risks. Nothing here is medical advice — consult a qualified healthcare provider before starting or combining any protocol.

Frequently asked questions

What is the difference between Bulevirtide and Tesamorelin?
Bulevirtide is primarily a antiviral peptide, while Tesamorelin is used for performance & growth. Bulevirtide is FDA-approved for one or more indications, whereas Tesamorelin is FDA-approved for one or more indications.
What is Bulevirtide used for?
First/only FDA-approved treatment for chronic hepatitis delta virus (HDV). FDA accelerated approval May 22, 2026. Brand: Hepcludex (Gilead).
What is Tesamorelin used for?
GHRH for visceral fat.
Can you take Bulevirtide and Tesamorelin together?
Some users combine peptides within a single protocol, but stacking Bulevirtide and Tesamorelin has not been established as safe or effective in controlled trials. Neither this comparison nor PeptideSciences101 is medical advice — consult a qualified healthcare provider before combining any compounds.
Is Bulevirtide or Tesamorelin FDA-approved?
Bulevirtide is FDA-approved for one or more indications. Tesamorelin is FDA-approved for one or more indications.

Read the full articles

  • Bulevirtide — full monograph: mechanism, research, dosing & references
  • Tesamorelin — full monograph: mechanism, research, dosing & references

Bulevirtide compared across categories

← All peptide comparisons