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http://jap.physiology.org/cgi/content/full/96/3/1055 (Treatment with oxandrolone and the durability of effects in older men -- Schroeder et al. 96 (3): 1055 -- Journal of Applied Physiology)
Eligible subjects were randomized in a 2:1 manner to receive either the licensed oral dose of oxandrolone (Oxandrin, Savient Pharmaceuticals, East Brunswick, NJ) of 20 mg/day (10 mg twice daily) or matching placebo for 12 wk. Twenty milligrams were chosen because this is the Food and Drug Administration-licensed dose for treatment of weight loss or inability to maintain normal body weight. Subjects returned for a follow-up evaluation at study week 24 (12 wk after stopping study treatment). Adherence was monitored by tablet count at each study visit.
These findings demonstrated that a relatively brief course of treatment with a potent anabolic androgen in men over 60 yr of age increased LBM as well as upper and lower body maximal voluntary strength more than placebo. The increase of 3.0 ± 1.5 kg in LBM in this study is approximately twofold greater than the increase in LBM reported by other investigators using testosterone supplementation in older men (6, 21, 46, 51). The only other study of androgen therapy to achieve comparable increases in LBM (4.2 ± 0.6 kg) used a dose of testosterone enanthate adjusted to produce nadir levels in the upper normal range, suggesting that dosing was "supraphysiological" because nadir levels were tested 2 wk after a prior intramuscular dose (11). Moreover, subjects were treated for 24 wk compared with 12 wk in our study. These observations suggest that the formulation and potency of the androgen, dose, and duration of therapy may affect the changes in lean tissue achieved, which is in keeping with a recent dose ranging study of testosterone in younger men (5).
Eligible subjects were randomized in a 2:1 manner to receive either the licensed oral dose of oxandrolone (Oxandrin, Savient Pharmaceuticals, East Brunswick, NJ) of 20 mg/day (10 mg twice daily) or matching placebo for 12 wk. Twenty milligrams were chosen because this is the Food and Drug Administration-licensed dose for treatment of weight loss or inability to maintain normal body weight. Subjects returned for a follow-up evaluation at study week 24 (12 wk after stopping study treatment). Adherence was monitored by tablet count at each study visit.
These findings demonstrated that a relatively brief course of treatment with a potent anabolic androgen in men over 60 yr of age increased LBM as well as upper and lower body maximal voluntary strength more than placebo. The increase of 3.0 ± 1.5 kg in LBM in this study is approximately twofold greater than the increase in LBM reported by other investigators using testosterone supplementation in older men (6, 21, 46, 51). The only other study of androgen therapy to achieve comparable increases in LBM (4.2 ± 0.6 kg) used a dose of testosterone enanthate adjusted to produce nadir levels in the upper normal range, suggesting that dosing was "supraphysiological" because nadir levels were tested 2 wk after a prior intramuscular dose (11). Moreover, subjects were treated for 24 wk compared with 12 wk in our study. These observations suggest that the formulation and potency of the androgen, dose, and duration of therapy may affect the changes in lean tissue achieved, which is in keeping with a recent dose ranging study of testosterone in younger men (5).