At a glance
- What is it?
- GHRH analogue
- Being researched for
- Growth-hormone signalling and muscle research. (Researched for ≠ proven.)
- Approved medicine?
- Yes — sold as Egrifta, for specific conditions only. See the official label ↗
- What it acts on in the body
- Awaiting review
- Evidence level
- Awaiting review
- What isn't known
- Awaiting review
- Reviewed so far
- Identity and approval status (linked to the FDA label). Scientific claims are in review; until then, search the original research.
Explained simply
Tesamorelin is a peptide — a short chain of amino acids. It's the active ingredient in Egrifta, prescription medicines approved by FDA for specific conditions.
What it's being researched for
Every claim about Tesamorelin will sit in exactly one of these boxes, so you can see how strong it is:
- Established medical useApproved by FDA for a specific condition
- Human clinical researchStudies in people
- Animal researchStudies in animals only
- Laboratory researchCells or tissue in a dish
- Anecdotal claimsPersonal stories, not studies
- Unsupported claimsClaims with no study behind them
The sorted list of claims hasn't passed scientific review yet, so we don't show it. Why? · Search the original research
How it works
A simple explanation of how it works hasn't passed scientific review yet, so we don't show it. Why? · Search the original research
What the evidence actually shows
Each study will show its type, size, who was studied, what was found, its limits, its date and a link to the original.
The study list hasn't passed scientific review yet, so we don't show it. Why? · Search the original research
Safety and limitations
Approved medicines come with official prescribing information listing known side effects and who shouldn't use them. You can read it now in the FDA label on DailyMed ↗. Our plain-English summary of it is in review.
A sourced safety summary hasn't passed scientific review yet, so we don't show it. Why? · Search the original research
Approval and regulatory status
FDA-approvedApproved for specific conditions only. Using it for anything else is “off-label” and not what the approval covers.
Source for the approval: FDA-approved prescribing information on DailyMed ↗, published by the National Library of Medicine. We haven't added a dated approval timeline yet.
Research library
Our reviewed reference list for Tesamorelin is still being checked. Meanwhile, these open the official databases directly. They're live searches we don't filter or rank, so check what kind of study each result is.
- Official FDA label (DailyMed) The prescribing information FDA approved: uses, warnings, side effects.
- Published studies (PubMed) Every indexed paper that mentions it. Includes animal and lab studies, so check each one's type.
- Registered trials (ClinicalTrials.gov) Human studies registered in the U.S. database, with status and any posted results.
Not sure how to read a study? How to evaluate claims · Human vs animal evidence