nifedipine, epidural anesthesia, nitroprusside, indomethacin, hydroxychloroquine, progestogen, pitocin, spironolactone, preterm infant, tetracaine, clomiphene citrate, amenorrhea, clomiphene, oral contraceptive pill, thiazide, sodium thiosulfate, hydroxyurea, oral contraception, cesarean delivery, ketorolac, flecainide, pessary, zidovudine, aminophylline, hydroxyzine, aspirin, dapsone, primidone, progesterone, theophylline, hyperemesis gravidarum, tricyclic antidepressant, episiotomy, butterbur, caesarean delivery, metabolic acidosis, ergocalciferol, spinal anesthesia, chlorthalidone, phenytoin, norethindrone, nelfinavir, hydrocortisone, preeclampsia, acetylsalicylic acid, urinary retention, hyperemesis, isoflurane, hydralazine, mifepristone, premenstrual syndrome, ferrous sulphate, methylene blue, clomipramine, varicocele, ethosuximide, secondary amenorrhea, eclampsia, quinidine, amiodarone, ascorbic acid, minoxidil, thyroxine, pyloric stenosis, tranylcypromine, nicotinic acid, valproic acid, leflunomide, phenylephrine, epidural, parenterally, bronchodilator, thrombolytic therapy, antiepileptic drug, hypotensive, laxation, luteal, antiemetic, corticosteroid, indinavir, pilocarpine, neostigmine, bromocriptine, anticonvulsants, atopic eczema, isoproterenol, simethicone, cefuroxime, retinol, intravenously, diethylstilbestrol, prostaglandin, glyceryl trinitrate, estradiol, emend, sulindac, labetalol, oxime, ceftriaxone, dronabinol, spinal anesthetic, luteal phase

sulfate, sulphate