Semax
ACTH 4-10 analog
A nasal peptide some countries use for focus. Not FDA-approved.
A synthetic ACTH fragment used clinically in Russia for ischemic stroke and cognitive support. Intranasal use is the standard research route. Increases BDNF in animal work.
Usual range
200–900 mcg
Schedule
1–2× daily, nasal
Half-life
Short; effects last hours
How it is used
Russian ACTH analog used as a nasal nootropic.
Intranasal
Morning and early afternoon. Avoid late evening if stimulating.
10–14 days on, 2–4 weeks off; or weekdays only.
How to mix this vial
Typical vial 10 mg · 5 mL BAC
Often supplied as nasal drops/spray. If lyophilized: 10 mg + 5 mL saline → 2 mg/mL. 300 mcg = 0.15 mL.
Fridge. Nasal solutions: follow pharmacy beyond-use date.
Side effects
- Nasal irritation
- Restlessness
- Headache
Who should skip this
- Uncontrolled hypertension (relative)
- Pregnancy
Nutrition note
Caffeine stacks additively — start without extra stimulants.
Stacks
Often paired with
Approved in Russia; not FDA-approved.
Peptipedia is an educational calculator, not medical advice. Many catalog entries are unapproved for human use. Approved molecules have labels that outrank this app. Do not use this to self-prescribe. Consult a licensed clinician. Not for anyone under 18, pregnant, or being treated for cancer.