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DEPO®-TESTOSTERONE (testosterone cypionate) Description


DEPO-Testosterone Injection, for intramuscular injection, contains testosterone cypionate which is the oil-soluble 17 (beta)- cyclopentylpropionate ester of the androgenic hormone testosterone.

Testosterone cypionate is a white or creamy white crystalline powder, odorless or nearly so and stable in air. It is insoluble in water, freely soluble in alcohol, chloroform, dioxane, ether, and soluble in vegetable oils.

The chemical name for testosterone cypionate is androst-4-en-3-one, 17-(3-cyclopentyl-1-oxopropoxy)-, (17β)-. Its molecular formula is C27H40O3, and the molecular weight 412.61.

The structural formula is represented below:

Chemical Structure

DEPO-Testosterone Injection is available in two strengths, 100 mg/mL and 200 mg/mL testosterone cypionate.

Each mL of the 100 mg/mL solution contains:
  Testosterone cypionate 100 mg
  Benzyl benzoate 0.1 mL
  Cottonseed oil 736 mg
  Benzyl alcohol (as preservative) 9.45 mg
Each mL of the 200 mg/mL solution contains:
  Testosterone cypionate 200 mg
  Benzyl benzoate 0.2 mL
  Cottonseed oil 560 mg
  Benzyl alcohol (as preservative) 9.45 mg

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