Anavaron Anavaron (Oxandrolone) promotes strength, gains and solid lean mass. Low liver toxicity & side effects. Potency: 10mg / tablet.Dosage: 20-40 mg / day.Packing: 45 tablets, 1 blister packs of 45 tablets each, sealed packed box. 90 tablets, 2 blister packs of 45 tablets each, sealed packed box.