Angiotensin IV analog · PNB-0408
Dihexa
Speculative Rodent-heavy
What it is
Dihexa is an orally active angiotensin IV analog studied for spinogenesis and cognitive rescue in animal models of dementia-like injury.
Benefits in plain language
What researchers and reference users usually mean when they talk about this compound. These are study themes and common claims — not a promise that it will do this in you.
- An angiotensin-IV analog studied as a very potent synapse-building nootropic in animals.
- The claim is stronger memory wiring and repair talk after brain injury models.
- Potency in a dish is not the same as a safe human stack. This one gets respect and caution in equal measure.
- Not an approved cognitive drug.
If a branded, FDA-approved product exists, that label is the only dose that is actually authorized. Research-chemical vials are a different object.
Mechanism of action
Potentiation of hepatocyte growth factor / c-Met signaling is the published rationale. That pathway is also relevant to growth and oncogenesis, which is why this monograph stays conservative.
Possible side effects / caveats
Human safety file is essentially missing. Treat any milligram figure on forums as uncontrolled.
Protocol ranges
| Source tier | Amount | Frequency / duration | Notes |
|---|---|---|---|
| Preclinical / cited talk | Highly variable oral mcg–mg figures | Daily in secondary sources | No accepted human protocol |