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Dosage GuideResearch Reference

Thymogen Dosage

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

Quick Answer

Thymogen is typically administered via intranasal spray at dosages ranging from 25-100 mcg daily for 3-10 days, based on Russian clinical protocols. Injectable forms also exist. Dosing schedules are typically intermittent due to its relatively short half-life and immune-modulating mechanism.

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Table of Contents

Standard Dosage Range

Research dosing range: 25–100 mcg (intranasal); dosage of injectable forms varies in clinical protocols

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

Immune Deficiency Support

25–50 mcg1× daily
Duration

5–10 days

Administered via intranasal spray. May be used to support immune function during periods of stress or increased risk of infection.

Upper Respiratory Infection Prevention

50–100 mcg1× daily
Duration

3–7 days

Intranasal administration. Used as a preventative measure during cold and flu season or when exposed to infected individuals. Consider higher end of dosing range during acute events.

T-Cell Restoration (adjunct)

25–75 mcg1× daily
Duration

7–10 days

Intranasal administration. Used as part of a broader immune support protocol, particularly in individuals with compromised T-cell function. Often combined with other immune-boosting agents.

Immune Balance Correction (adjunct)

50 mcg1× daily
Duration

5 days

Intranasal administration. Designed to modulate CD4/CD8 ratios toward normalized levels. Exact application dependent on immune profile.

Post-Infection Recovery

25-50 mcg1x daily
Duration

3-5 days

Intranasal spray, to aid recovery after an infection to stimulate immune response.

Timing & Frequency

Intranasal administration is typically performed in the morning. Given the relatively short half-life of approximately 30 minutes, multiple daily doses are not typically used, as the primary mechanism involves immune modulation rather than direct pharmacological action.

Cycle Guidance

Thymogen cycles are generally short (3–10 days) due to its potent immunomodulatory effects. Intermittent cycling is preferred to continuous use to avoid potential immune desensitization or dysregulation. Allow a minimum of 2–4 weeks between cycles.

Reconstitution Reference

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

Common Vial SizeAvailable as pre-dosed intranasal spray
BAC Water VolumeN/A (pre-dosed spray)
Concentration & DrawTypically supplied in concentrations of 25-100 mcg per spray.
StorageStore at room temperature, avoid excessive heat or sunlight.
StabilityFollow manufacturer's expiration date on the spray bottle.
Use the Reconstitution Calculator → for precise injection volumes based on your exact vial size, water volume, and desired dose.

Frequently Asked Questions

How often should I use Thymogen?
Thymogen is typically used in short cycles of 3–10 days, with periods of rest in between to prevent potential immune desensitization. The frequency depends on the specific indication and individual response.
Can I use Thymogen long-term?
Long-term use of Thymogen is generally not recommended due to the lack of long-term safety data and the potential for immune dysregulation. Intermittent cycling is preferred.
Are there any side effects associated with Thymogen?
Thymogen is generally well-tolerated. Mild nasal irritation may occur with intranasal administration. Very few adverse effects have been reported in clinical studies.

Last updated: 2026-02-19