NA-Semax-Amidate
A chemically modified version of Semax designed for improved stability. No published clinical or preclinical data exists for this specific compound.
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What is NA-Semax-Amidate?
NA-Semax-Amidate is a modified version of Semax with N-acetyl and C-amide modifications designed to enhance stability against enzymatic degradation. There are no published clinical or preclinical studies on this specific compound. All evidence for its effects is extrapolated from research on the parent compound Semax, which is a synthetic analog of ACTH(4-10) extensively studied in Russia for cognitive enhancement, neuroprotection in ischemic stroke, BDNF upregulation, antistress effects, and immune modulation.
Why People Talk About It
Cognitive function (extrapolated from Semax research)
LimitedNeuroprotection and stroke recovery (extrapolated from Semax research)
LimitedBDNF and neurotrophin upregulation (extrapolated from Semax research)
LimitedAntidepressant and antistress effects (extrapolated from Semax research)
LimitedImproved stability over standard Semax
LimitedHow It Works
NA-Semax-Amidate is assumed to work through the same pathways as Semax, which has been shown in rodent studies to activate dopaminergic and serotonergic systems, upregulate BDNF and NGF expression, and modulate neuroinflammatory gene expression. The N-acetyl and amide modifications are intended to improve stability, but their effect on biological activity has not been directly studied.
Common Questions
Safety Information
Common Side Effects
Cautions
- • No published safety data for this specific compound
- • Not approved in any jurisdiction
- • All safety assumptions are extrapolated from Semax
What We Don't Know
The safety profile of NA-Semax-Amidate has not been characterized in any published study. It is unknown whether the chemical modifications alter the safety profile relative to Semax.
Published Research
18 studiesSemax, an analogue of adrenocorticotropin (4-10), is a potential agent for the treatment of attention-deficit hyperactivity disorder and Rett syndrome
Influence of the N-terminus acetylation of Semax, a synthetic analog of ACTH(4-10), on copper(II) and zinc(II) coordination and biological properties
Semax, an ACTH(4-10) analogue with nootropic properties, activates dopaminergic and serotoninergic brain systems in rodents
The efficacy of Semax in the treatment of patients at different stages of ischemic stroke
Effects of Semax on the default mode network of the brain
The heptapeptide SEMAX stimulates BDNF expression in different areas of the rat brain in vivo
Neurotrophin gene expression in rat brain under the action of Semax, an analogue of ACTH 4-10
Comparison of the temporary dynamics of NGF and BDNF gene expression in rat hippocampus, frontal cortex, and retina under Semax action
Semax and Pro-Gly-Pro activate the transcription of neurotrophins and their receptor genes after cerebral ischemia
Brain protein expression profile confirms the protective effect of the ACTH(4-7)PGP peptide (Semax) in a rat model of cerebral ischemia-reperfusion
Novel insights into the protective properties of ACTH(4-7)PGP (Semax) peptide at the transcriptome level following cerebral ischaemia-reperfusion in rats
Semax, an ACTH4-10 peptide analog with high affinity for copper(II) ion and protective ability against metal induced cell toxicity
Semax, a copper chelator peptide, decreases the Cu(II)-catalyzed ROS production and cytotoxicity of Abeta by metal ion stripping and redox silencing
Antidepressant-like and antistress effects of the ACTH(4-10) synthetic analogs Semax and Melanotan II on male rats in a model of chronic unpredictable stress
Semax, synthetic ACTH(4-10) analogue, attenuates behavioural and neurochemical alterations following early-life fluvoxamine exposure in white rats
Semax peptide targets the mu opioid receptor gene Oprm1 to promote deubiquitination and functional recovery after spinal cord injury in female mice
The potential of the peptide drug Semax and its derivative for correcting pathological impairments in the animal model of Alzheimer's disease
Experimental substantiation of application of Semax as a modulator of immune reaction on the model of social stress
Always consult a qualified clinician
This information is for educational purposes. Peptide therapy should be guided by a licensed healthcare provider. Connect with a Noho clinician
Research Insights
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Quick Facts
- Class
- Nootropic Peptide
- Evidence
- Limited
- Safety
- Limited Data
- Updated
- Mar 2026
- Citations
- 18PubMed
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Evidence Score
Clinical Trials
View Clinical TrialsLinks to ClinicalTrials.gov for reference. Listing does not imply endorsement.
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