In this Article

• What is norethindrone (Aygestin)?
• What are the possible side effects of norethindrone?
• What is the most important information I should know about norethindrone?
• What should I discuss with my healthcare provider before using norethindrone?
• How should I take norethindrone?
• What happens if I miss a dose?
• What happens if I overdose?
• What should I avoid while taking norethindrone?
• What other drugs will affect norethindrone?
• Where can I get more information?

What should I discuss with my healthcare provider before using norethindrone?

This medication can cause birth defects. Do not use if you are pregnant. Tell your doctor right away if you become pregnant.

Do not use this medication if you are allergic to norethindrone, or if you have:

• a history of a stroke, blood clot, or circulation problems;
• breast cancer;
• abnormal vaginal bleeding; or
• if you have recently had an incomplete miscarriage or abortion.

Before using norethindrone, tell your doctor if you have any of the following conditions. You may need a dose adjustment or special tests to safely take norethindrone.

• high blood pressure or a history of heart disease;
• migraines;
• kidney disease;
• liver disease or liver cancer;
• a history of depression or mental illness;
• high cholesterol or triglycide (fatty acid) levels in your blood;
• asthma; or
• seizures or epilepsy.

Norethindrone can pass into breast milk. Make sure your doctor knows if you are breast-feeding a baby while taking this medication.

Taking hormones can increase your risk of blood clots, stroke, or heart attack, especially if you smoke and are older than 35.

How should I take norethindrone?

Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.

You may need to use back-up birth control, such as condoms or a spermicide, when you first start using this medication. Follow your doctor's instructions.

If you need to have any type of medical tests or surgery, or if you will be on bed rest, you may need to stop using this medication for a short time. Any doctor or surgeon who treats you should know that you are using norethindrone.

Your doctor will need to see you on a regular basis while you are using this medication. Do not miss any appointments.

Store this medication at room temperature away from moisture and heat.