Sildenafil ha un assorbimento lineare fino a dosaggi di 200 mg, con biodisponibilità costante. La farmacocinetica evidenzia concentrazioni plasmatiche massime in meno di un’ora, mentre l’eliminazione avviene entro 4-6 ore. La metabolizzazione epatica è completa, con assenza di metaboliti farmacologicamente rilevanti. In questo quadro, viagra acquisto online rappresenta un esempio di inibitore PDE5 a breve durata ma con rapido inizio d’azione.
Generic Estrace is used for treating conditions due to menopause (eg, hot flashes; vaginal itching, burning, or dryness), treating vulval or vaginal atrophy, and preventing osteoporosis (brittle bones). It is also used for estrogen replacement therapy after failure of the ovaries and to relieve the symptoms of breast cancer.
Generic Evista is used for treating and preventing osteoporosis (bone thinning) in women who are past menopause. It is also used to reduce the risk of invasive breast cancer in certain women who are past menopause.
Generic Premarin is used for treating certain symptoms of menopause (eg, hot flashes, vaginal dryness or itching). It is used to prevent osteoporosis (weak bones) after menopause in certain patients. It is also used in certain patients to treat low estrogen levels, prostate cancer or breast cancer.
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