Search results
Results From The WOW.Com Content Network
One characteristic of the FDA definitions of the pregnancy categories is that the FDA requires a relatively large amount of high-quality data on a pharmaceutical for it to be defined as Pregnancy Category A. As a result of this, many drugs that would be labelled as safe in other countries are allocated to Category C by the FDA.
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.
Bupivacaine crosses the placenta and is a pregnancy category C drug. However, it is approved for use at term in obstetrical anesthesia. Bupivacaine is excreted in breast milk. Risks of stopping breast feeding versus stopping bupivacaine should be discussed with the patient. [19]
Rifapentine has been assigned a pregnancy category C by the U.S. Food and Drug Administration (FDA). Rifapentine in pregnant women has not been studied, but animal reproduction studies have resulted in fetal harm and were teratogenic.
It should not be used to prevent preterm labor or delay labor more than 48–72 hours. In February 2011, the Food and Drug Administration began requiring a black box warning on the drug's label. Pregnant women should not be given injections of the drug terbutaline for the prevention of preterm labor or for long-term (beyond 48–72 hours ...
AHFS/Drugs.com: Monograph: Pregnancy category: C; Routes of ... [13] Fludrocortisone acetate is a prodrug of fludrocortisone, which is the active form of the drug.
The years-long effort to yank the drug's approval offers a case study of the agency's accelerated approval program, which green-lit Makena in 2011. Battle over pregnancy drug highlights risks of ...
In a 2010 meta-analysis, [10] nifedipine is superior to β 2 adrenergic receptor agonists and magnesium sulfate for tocolysis in women with preterm labor (20–36 weeks), but it has been assigned to pregnancy category C by the U.S. Food and Drug Administration, so is not recommended before 20 weeks, or in the first trimester. [9]