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Dosage GuideResearch Reference

Cortexin Dosage

Research-based dosing protocols, timing guidance, and reconstitution reference for Cortexin. All information is for educational purposes only.

Quick Answer

Cortexin is typically administered via intramuscular injection. Dosage regimens vary depending on the condition being treated, patient age, and severity. In Russia, standard adult doses range from 10–20 mg daily, while children typically receive 5–10 mg. Treatment courses usually last 10 days. No human clinical dose-ranging trials have been completed outside of Russia and CIS countries.

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Table of Contents

Standard Dosage Range

Research dosing range: 10–20 mg (adults); 5–10 mg (children)

Educational reference only

These dosage ranges are derived from preclinical research and community protocols. No human clinical dose-ranging trials have established therapeutic doses for most research peptides. Always consult a qualified healthcare provider before starting any peptide protocol.

Dosage by Use Case

Stroke Recovery

10 mg1× daily
Duration

10 days

Intramuscular injection, typically administered as part of a comprehensive rehabilitation program. May be repeated after 1-3 months depending on clinical progress.

Traumatic Brain Injury

20 mg1× daily
Duration

10 days

Intramuscular injection. Often initiated soon after the injury and repeated as needed based on neurological assessment.

Cognitive Impairment (Elderly)

10 mg1× daily
Duration

10 days

Intramuscular injection. Treatment course may be repeated every 3-6 months for maintenance of cognitive function.

Childhood Neurodevelopmental Disorders

5-10 mg1× daily
Duration

10 days

Intramuscular injection. Dosage adjusted based on the child’s age and weight. Should be administered under medical supervision.

Timing & Frequency

Cortexin is usually administered in the morning via intramuscular injection. There is no specific timing requirement relative to meals.

Cycle Guidance

Cortexin treatment courses typically last 10 days. The necessity and frequency of repeat courses are determined by the treating physician based on the patient’s clinical response and condition. Given the limited long-term safety data outside of Russian clinical practice, cautious cycling is generally recommended.

Reconstitution Reference

Quick reference for reconstituting Cortexin. For custom vial sizes and concentrations, use the Reconstitution Calculator.

Common Vial SizeTypically 10 mg per vial
BAC Water Volume1-2 mL sterile water or saline for injection
Concentration & DrawAt 1 mL per 10 mg vial: 10 mg/mL concentration
StorageRefrigerate at 2–8°C after reconstitution. Keep lyophilized powder at room temperature or refrigerated.
StabilityReconstituted solution should be used immediately. Lyophilized powder stable per manufacturer specifications.
Use the Reconstitution Calculator → for precise injection volumes based on your exact vial size, water volume, and desired dose.

Frequently Asked Questions

What is the standard Cortexin dosage for stroke recovery?
The typical adult dose for stroke recovery is 10 mg daily for 10 days, administered via intramuscular injection.
How is Cortexin administered?
Cortexin is administered via intramuscular injection.
Is Cortexin safe for long-term use?
Long-term safety data outside of Russian clinical practice is limited. It is recommended to cycle treatment courses under medical supervision.

Last updated: 2026-02-19