Do not take this medicine with any of the following medications:
-amprenavir or fosamprenavir
-bosentan

This medicine may also interact with the following medications:
-antibiotics or medicines for infections, especially rifampin, rifabutin, rifapentine, and griseofulvin, and possibly penicillins or tetracyclines
-aprepitant
-barbiturate medicines, such as phenobarbital
-carbamazepine
-felbamate
-modafinil
-oxcarbazepine
-phenytoin
-ritonavir or other medicines for HIV infection or AIDS
-St. John''s wort
-topiramate

They need to know if you have any of these conditions:
-blood vessel disease or blood clots
-breast, cervical, or vaginal cancer
-diabetes
-heart disease
-kidney disease
-liver disease
-mental depression
-migraine
-seizures
-stroke
-vaginal bleeding
-an unusual or allergic reaction to norethindrone, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your doctor or health care professional for regular checks on your progress. You will need a regular breast and pelvic exam and Pap smear while on this medicine.

If you have any reason to think you are pregnant, stop taking this medicine right away and contact your doctor or health care professional.

If you are taking this medicine for hormone related problems, it may take several cycles of use to see improvement in your condition.

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.