3d image of norethisterone acetate skeletal formula

norethisterone acetate norethindrone neta netac progestin medication birth control pills menopausal hormone therapy gynecological disorders menstrual irregularities hormonal prodrug generic hormonal contraceptive estrogen abnormal uterine bleeding symptoms transdermal patches postpartum women suppress lactation rendering hormone replacement function action endocrine endocrinology level prohormone analogue contraception control mother gynecology obstetrics woman female sex conditions fertility pregnancy art assisted reproductive technology infertility