Drug interactions with rifampin-isoniazid oral and norethindrone acetate-ethinyl estradiol-iron oral

rifampin-isoniazid oral brand names and other generic formulations include:

IsonaRif Oral, Rifamate Oral

All generic drug interactions for rifampin-isoniazid oral (lists will include brand and generic names):

norethindrone acetate-ethinyl estradiol-iron oral brand names and other generic formulations include:

Blisovi 24 Fe Oral, Blisovi Fe 1/20 (28) Oral, Estrostep Fe-28 Oral, Gildess 24 Fe Oral, Gildess FE 1.5/30 (28) Oral, Gildess FE 1/20 (28) Oral, Junel FE 1.5/30 (28) Oral, Junel FE 1/20 (28) Oral, Junel Fe 24 Oral, Larin 24 Fe Oral, Larin Fe 1.5/30 (28) Oral, Larin Fe 1/20 (28) Oral, Lo Loestrin Fe Oral, Lo Minastrin Fe Oral, Loestrin 24 Fe Oral, Loestrin Fe 1.5/30 (28-Day) Oral, Loestrin Fe 1/20 (28-Day) Oral, Lomedia 24 Fe Oral, Microgestin 24 FE Oral, Microgestin Fe 1.5/30 (28) Oral, Microgestin FE 1/20 (28) Oral, Minastrin 24 Fe Oral, Tarina Fe 1/20 (28) Oral, Tilia Fe Oral, Tri-Legest Fe Oral

All generic drug interactions for norethindrone acetate-ethinyl estradiol-iron oral (lists will include brand and generic names):
Serious - Use AlternativePotential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed

rifampin-isoniazid oral and norethindrone acetate-ethinyl estradiol-iron oral

rifampin-isoniazid oral decreases levels of norethindrone acetate-ethinyl estradiol-iron oral by speeding up drug metabolism. This combination reduces the effect of the hormonal contraceptive and may increase incidence of menstruation associated adverse effects.

Patient Drug Interactions Source: RxList
© 2023 RxList, Inc.
Serious - Use AlternativeAvoid or Use Alternate Drug.

rifampin-isoniazid oral and norethindrone acetate-ethinyl estradiol-iron oral

rifampin-isoniazid oral decreases levels of norethindrone acetate-ethinyl estradiol-iron oral by increasing metabolism. Avoid coadministration unless benefit outweighs risk. When coadministered, hormonal contraceptives are not a reliable method of effective birth control. Concomitant use may increase incidence of menstruation associated adverse effects (amenorrhea, dysmenorrhea, menorrhagia).

Clinical Drug Interactions Source: Medscape from WebMD
© 1994-2023 WebMD, LLC.

Check for more interactions with the Drug Interaction Checker

Drug Interaction Categories

Contraindicated

Never use this combination of drugs because of high risk for dangerous interaction

Serious

Potential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed

Significant

Potential for significant interaction (monitoring by your doctor is likely required)

Minor

Interaction is unlikely, minor, or nonsignificant

Disclaimer: The information contained herein should NOT be used as a substitute for the advice of an appropriately qualified and licensed physician or other health care provider. The information provided here is for informational purposes only. This tool may not cover all possible drug interactions. Please check with a physician if you have health questions or concerns. Although we attempt to provide accurate and up-to-date information, no guarantee is made to that effect.

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