Is testosterone cypionate intramuscular solution a Schedule III controlled substance?

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Last updated: May 6, 2026 • View editorial policy

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Testosterone Cypionate Controlled Substance Status

Yes, testosterone cypionate intramuscular solution is classified as a Schedule III controlled substance under the Anabolic Steroids Control Act. 1

Regulatory Classification

Testosterone cypionate injection has been explicitly assigned to Schedule III by the FDA under the Controlled Substance Act 1. This classification was established when all anabolic-androgenic steroids (AAS) were designated as class III controlled substances in 1991 2.

Clinical Implications of Schedule III Status

This controlled substance designation means:

  • Prescribing requirements: Requires a valid prescription from a licensed healthcare provider
  • Refill limitations: Schedule III substances have specific refill restrictions under federal law
  • Record-keeping: Pharmacies and prescribers must maintain detailed records of dispensing
  • Security measures: Must be stored securely to prevent diversion

Why This Classification Exists

The Schedule III designation reflects the potential for abuse and dependence, particularly given the widespread illicit use of testosterone and other AAS by athletes and recreational users for bodybuilding and athletic performance enhancement 2. Despite this controlled status, testosterone cypionate remains a legitimate and FDA-approved medication for treating hypogonadism and androgen deficiency syndromes when prescribed appropriately 3, 4, 5.

Formulation Details

The FDA-approved formulation contains testosterone cypionate 200 mg/mL as an oil-soluble ester in cottonseed oil with benzyl benzoate and benzyl alcohol as preservatives, designed for intramuscular injection 1.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.