What is the dosage for norethindrone birth control pill?
- The recommended dose is one tablet daily at the same time of the day.
Which drugs or supplements interact with norethindrone birth control pill?
- carbamazepine (Tegretol)
- phenytoin (Dilantin)
- rifampin (Rifadin)
- St. John's wort
- bosentan (Tracleer)
Is norethindrone birth control pill safe to use during pregnancy or while breastfeeding?
- Oral contraceptives are generally avoided during pregnancy. Use of norethindrone during pregnancy has been associated with masculinization of female infants.
- Small amounts of progestin pass into breast milk and are detectable in the infant. Use of birth control pills during lactation has been associated with decreased milk production. Norethindrone may be used by breastfeeding women.
What else should I know about norethindrone birth control pill?
What preparations of norethindrone birth control pill are available?
- Tablets: 0.35 mg
How should I keep norethindrone birth control pill stored?
- Norethindrone tablets should be stored at room temperature, 15 C to 30 C (59 F to 86 F).
How does norethindrone birth control pill work?
- Norethindrone is a progestin, and progestins prevent pregnancy by inhibiting ovulation (release of the egg), making it more difficult for sperm to penetrate the uterine mucus that surrounds the egg, and therefore, for fertilization to take place. Progestins also change the uterine lining to prevent the fertilized egg from implanting in the uterus.
When was norethindrone birth control pill approved by the FDA?
- The FDA approved norethindrone in January, 1973.
REFERENCE: FDA Prescribing Information
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