The Web Health



Generic names: Norethindrone (nor-eth IN-drone)
Brand names: Aygestin, Camila, Deblitane, and Errin Heather
Drug classes: contraceptives, progestins

What is Jencycla?

Jencycla is a form of progesterone. This female hormone regulates ovulation, menstruation, and other important functions. Jencycla can be used to prevent pregnancy through contraception. Jencycla can also be used to treat disorders of menstruation, endometriosis, or abnormal vaginal bleeding due to a hormonal imbalance.

Jencycla is not all the same. Some Jencycla brands are only for contraception. Some brands are used to treat endometriosis and vaginal bleeding disorders. Use only the form and strength prescribed by your doctor to avoid medication mistakes. Jencycla can be used in other ways not mentioned in this guide.

Side effects of Jencycla

If you experience any of the following symptoms of an allergic reaction, seek immediate medical attention: difficulty breathing, hives, swelling of the face, lips, or throat.

Jencycla can cause serious side effects. If you experiene:

  • Sudden vision loss, bulging eyes, or severe headache;
  • Rapid weight gain and swelling
  • Unusual vaginal bleeding
  • Missed menstrual cycles
  • Pelvic pain (especially one side);
  • Breast lumps;
  • A feeling of lightheadedness, as if you could pass out.
  • Increased thirst leads to increased urination.
  • If you have liver problems, such as dark urine, abdominal pain, or jaundice (yellowing on the skin or in the eyes),
  • Signs of a blood clot include sudden numbness, weakness, difficulty with speech or vision, chest pain, shortness of breath and swelling or redness on an arm or limb.

Jencycla side effects may include:

  • Unusually heavy vaginal bleeding
  • Headache;
  • Breast pain or swelling
  • Stomach pain, bloating, nausea, vomiting;
  • Hair loss;
  • Having trouble sleeping is a sign of depression.
  • Weight gain or weight gain.
  • Vaginal itching or discharge

There may be other side effects. For medical advice on side effects, call your doctor. The FDA can be contacted at 1-800-FDA-1088 to report side effects.


Do not take Jencycla if your liver is affected by liver cancer or breast cancer. Jencycla may not work for you if you've ever had a stroke or a blood clot. Do not use if you are pregnant or trying to get pregnant. You should avoid taking Jencycla in some situations if you're nursing.

Before you take this drug

Jencycla should not be used if:

  • Unusual vaginal bleeding not checked by a physician;
  • A liver tumor or liver disease;
  • Breast cancer
  • A history of blood clots on your brain, in your eyes, lungs, or legs

Do not use Jencycla while pregnant or trying to get pregnant. If you become pregnant, stop taking the medication and immediately tell your doctor. You should ask your doctor if you can use this medication while breastfeeding. You should consult your doctor if you plan to breastfeed while taking Jencycla. Tell your doctor about any of the following:

  • High blood pressure, heart disease
  • Liver disease
  • Depression;
  • Migraine headaches
  • Diabetes;
  • High cholesterol (or triglycerides);
  • Fibroid tumors of the uterus;
  • Epilepsy;
  • Kidney disease
  • Asthma
  • If you smoke.

Do not administer this medicine to an infant without consulting a doctor.

How to take Jencycla?

Read all instructions or guides that come with your medication and follow all directions. Follow the directions on the label.

Follow your doctor's instructions on when to begin taking Jencycla as contraception if you have been using a combination pill that contains both estrogen and progesterone. If you are taking Jencycla as contraception, take one pill per day. The interval between pills should not exceed 24 hours. If you don't take one pill every day, you may become pregnant. If you have diarrhea or vomiting, you may need a backup form of birth control.

Jencycla is usually taken for 5–10 days for abnormal vaginal bleeding or menstrual disorders. You may experience vaginal bleeding 3–7 days after taking your last dose. Jencycla is taken long-term, daily, for several months. You may need to change your dosage from time to time. Regularly, your doctor should monitor your progress. Monthly, self-examine breasts to look for lumps. Also, have mammograms. Report any abnormal vaginal bleeding immediately.

Jencycla may affect certain medical tests. Inform any doctor that you see about your use of this medication. Store this medication away from moisture, heat, and light at room temperature.

What happens if I miss the dose?

Follow the instructions on your medication or call your doctor.

If you miss a dose of birth control, your chances of getting pregnant increase. If you miss your dose by more than three hours, take it as soon as possible and continue to use the backup birth control method for at least 48 hours. Continue to take your pills at regular intervals.

Call your doctor if you have missed two periods in a row. You might be pregnant.

What happens if I overdose?

Call 1-800-222-1222 for poison help or seek immediate medical attention. A Jencycla overdose is not considered dangerous.

What should be avoided?

Do not use estrogen medication unless your doctor tells you to. Do not smoke. Smoking can increase your risk of blood clots and heart attacks while using Jencycla as contraception. Jencycla does not protect against sexually transmissible diseases, including HIV and AIDS. The only way to prevent these diseases is by using a condom.

Interaction with other drug

Jencycla can be less effective if taken with certain drugs. This may lead to an unintended pregnancy if Jencycla is used as contraception. Inform your doctor of all other medications, including:

  • John's wort;
  • Medicine to treat an infection (antifungals)
  • Medicine to treat tuberculosis
  • Medicine to treat hiv or aids
  • Seizure medication.

This list is incomplete. Jencycla may be affected by other drugs, such as prescription and over-the-counter medicines and vitamin and herb products. This list does not include all possible -drug interactions.




Prescription only

Pregnancy & Lactation

CSA Schedule*
Related Drugs
Related Stories