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N-Acetyl Semax Amidate
Also known as NA Semax Amidate, NASA, N-acetyl semax.
Best known for A modified Semax, not yet independently studied
Evidence★☆☆☆☆
Safety dataLargely unknown
Route Nasal
United StatesNot approved
AustraliaNot listed by name; unapproved therapeutic good
as at 16 September 2026
What it is
N-Acetyl Semax Amidate is a chemically modified Semax: an acetyl group added at one end, an amide at the other. Both modifications are intended to slow enzymatic breakdown. It is at an early stage, with no independent human trials of the variant yet, and it is not approved.
What the full entry covers
The book carries the rest of this entry:
- Where the research stands, with every claim cited
- What people commonly ask, and what the research shows so far
- Dosing in four labelled bands, described and not recommended
- Side effects, serious risks, cautions and interactions
- Questions to discuss with your doctor
- How it compares with Semax, Selank, N-Acetyl Selank Amidate, Noopept
Related entries
A certificate of analysis tells you what is in a vial. The evidence rating above tells you whether the compound has been shown to work in humans. Neither answers the other's question. How to read a certificate of analysis.
This page describes what is known and not known about N-Acetyl Semax Amidate. It is not medical advice and not a recommendation to use it.