norethindrone (generic name)
Errin (brand name)
The product contains a female hormone known as a progestin
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What is this medicine?NORETHINDRONE is an oral contraceptive. The product contains a female hormone known as a progestin. It is used to prevent pregnancy.
What should I tell my health care provider before I take this medicine?They need to know if you have any of these conditions:
How should I use this medicine?Take this medicine by mouth with a glass of water. You may take it with or without food. Follow the directions on the prescription label. Take this medicine at the same time each day and in the order directed on the package. Do not take your medicine more often than directed.
Contact your pediatrician regarding the use of this medicine in children. Special care may be needed. This medicine has been used in female children who have started having menstrual periods.
A patient package insert for the product will be given with each prescription and refill. Read this sheet carefully each time. The sheet may change frequently.
What if I miss a dose?Try not to miss a dose. Every time you miss a dose or take a dose late your chance of pregnancy increases. When 1 pill is missed (even if only 3 hours late), take the missed pill as soon as possible and continue taking a pill each day at the regular time (use a back up method of birth control for the next 48 hours). If more than 1 dose is missed, use an additional birth control method for the rest of your pill pack until menses occurs. Contact your health care professional if more than 1 dose has been missed.
What may interact with this medicine?Do not take this medicine with any of the following medications:
This medicine may also interact with the following medications:
What should I watch for while using this medicine?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.
Use an additional method of birth control during the first cycle that you take these tablets.
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.
This medicine does not protect you against HIV infection (AIDS) or any other sexually transmitted diseases.