Short term recombinant human Growth Hormone administration increases strength and power, but does it improve sporting performance in anabolic-androgenic steroid users?

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN13681882

Enrollment

Registered

2006-10-27

Start date

2004-08-01

Completion date

Unknown

Last updated

2016-10-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Anabolic-Androgenic Steroid (AAS) users Not Applicable Steroid users

Interventions

All physiological tests were performed in the same order for both the experimental group and the controls. Subjects were familiarised with testing procedures. Subjects were examined daily over a perio

Eligibility

Inclusion criteria

Inclusion criteria: Healthy individual weight lifters, who were previous experienced users of AAS, in a 12 week abstinent phase

Exclusion criteria

Exclusion criteria: Positive urinalysis for ergogenic aids

Design outcomes

Primary

Measure	Time frame
Increased strength, power and endurance performance indices.	—

Secondary

Measure	Time frame
1. Reduced body fat 2. Increased fat free mass 3. Increased heart rate	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026