Get detailed information on Dienogest and Estradiol Valerate, including pronunciation, uses, dosage guidelines, indications, and instructions on how and when to take it and when to avoid it.

Levonorgestrel derives from estrone by the addition of an ethinyl radical on carbon 17 and the suppression of the methyl radical on carbon 10 and 19, but also has an ethyl radical instead of a ...

The solvent n-heptane (reagent grade) was purchased from Isofar (Rio de Janeiro, Brazil), while acetonitrile, hexane and ethyl acetate were purchased from Tedia (Fairfield, USA). In order to obtain ...