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Use is not recommended in pregnancy and breastfeeding. [3] [4] Because of the risk of injury, skeletal muscle relaxants should generally be avoided in geriatric patients. [3] Methocarbamol is a centrally acting muscle relaxant. [3] How it works is unclear, but it does not appear to affect muscles directly. [3]
Topical nicotinamide and topical zinc are safe, however, there are no FDA pregnancy category ratings. [27] [28] Topical salicylic acid and topical dapsone are classified as FDA pregnancy category C. [23] [28] Acne medications to avoid during pregnancy include oral isotretinoin and topical tazarotene as there have been reports of birth defects.
The pregnancy category of a medication is an assessment of the risk of fetal injury due to the pharmaceutical, if it is used as directed by the mother during pregnancy. It does not include any risks conferred by pharmaceutical agents or their metabolites in breast milk .
In March 2011, the FDA notified healthcare professionals and patients of an increased risk of development of cleft lip and/or cleft palate (oral clefts) in infants born to women treated with Topamax (topiramate) during pregnancy and placed it in Pregnancy Category D. [38]
Use is not recommended during pregnancy and breastfeeding is not recommended within 24 hours after taking a dose. [4] Rizatriptan is in the triptan class and is believed to work by activating the 5-HT 1 receptor. [3] Rizatriptan was patented in 1991 and came into medical use in 1998. [5] [6] It is available as a generic medication. [4]
It is a recommended treatment in pregnancy and appears to be safe for the baby. [4] [5] The World Health Organization; however, recommends waiting until after pregnancy for treatment when feasible. [2] It is made from 4-methyl-piperazine. [6] Diethylcarbamazine was discovered in 1947 [7] by Yellapragada Subbarow.
Dextropropoxyphene [5] is an analgesic in the opioid category, patented in 1955 [6] and manufactured by Eli Lilly and Company.It is an optical isomer of levopropoxyphene.It is intended to treat mild pain and also has antitussive (cough suppressant) and local anaesthetic effects.
Bicalutamide is pregnancy category X, or "contraindicated in pregnancy", in the U.S., [27] and pregnancy category D, the second most restricted rating, in Australia. [89] As such, it is contraindicated in women during pregnancy, and women who are sexually active and who can or may become pregnant are strongly recommended to take bicalutamide ...