How to reconstitute Thymalin: mixing and storage

A calf thymus extract studied for immune problems, with uncertain safety and product identity.

Also called: Timalin, Thymalinum, Thymaline, Тималин.

Khavinson bioregulator peptides · Calf-thymus polypeptide extract.

Comes as: Freeze-dried calf-thymus extract in a 10 mg vial.

Mixed with: Russian instructions: dissolve one 10 mg vial in 1–2 mL isotonic sodium chloride solution..

Common vial sizes: 10 mg. Common water amounts: 1, 2 mL.

  • The listed 1–2 mL volumes refer to saline, not bacteriostatic water.
  • The original vial contains 20 mg glycine in addition to 10 mg extract.
  • Vial capacity is 5 mL; that is not a required mixing volume.
  • Forum bacteriostatic-water mixing appears separately as community evidence.
  • These are Russian product instructions, not an FDA or EMA-approved handling label.

Before mixing: The retrieved manufacturer insert says protect from light at ≤20°C. Current Vidal information lists 2–25°C; follow the matching package.

After mixing: Prepare just before injection. No validated multi-day storage time for mixed Thymalin was located.

Related to Thymalin

Sources

Sources checked: 2026-10-18.

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