Nortas CR 15 Tablet 5's

Written By Veda Maddala , M Pharmacy

Reviewed By Sureshvarma D , MPharma

MRP ₹108

(Inclusive of all Taxes)

₹10.8 Cashback (10%)

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Non returnable*

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Prescription drug

Whats That

About Nortas Cr 15mg Tablet

Nortas Cr 15mg Tablet belongs to the class of medicines called progestogens used to treat heavy, painful, or irregular periods, premenstrual syndrome (PMS), and endometriosis. Additionally, Nortas Cr 15mg Tablet may be used in the treatment of breast cancer. Endometriosis is a disorder in which the uterus's tissue lining (endometrium) grows on the ovaries, bowel, or tissues lining the pelvis. The most common symptom is pelvic pain.

Nortas Cr 15mg Tablet contains Norethisterone that works by mimicking the activity of the natural hormone progesterone. Thereby, it restores hormone levels in the body and regulates the growth and shedding of the womb lining. Thus, it helps to treat menstrual disorders.

Take Nortas Cr 15mg Tablet as prescribed by your doctor. You are advised to take Nortas Cr 15mg Tablet for as long as your doctor has prescribed it for you based on your medical condition. In some cases, you may experience unusual vaginal bleeding or spotting, dizziness, dry mouth, constipation, nausea, diarrhea, headache, breast pain, and tenderness. Most of these side effects of Nortas Cr 15mg Tablet do not require medical attention and gradually resolve over time. However, if the side effects persist or worsen, please consult your doctor.

If you are allergic to Nortas Cr 15mg Tablet or any other medicines, please tell your doctor. Nortas Cr 15mg Tablet is not recommended for pregnant women as it may harm the unborn baby. If you are breastfeeding, consult a doctor before taking Nortas Cr 15mg Tablet. It is advised to use effective non-hormonal contraceptives such as condoms to avoid pregnancy while taking Nortas Cr 15mg Tablet. You are advised to stop smoking while taking Nortas Cr 15mg Tablet as it may increase the risk of adverse effects.

Uses of Nortas Cr 15mg Tablet

Heavy, painful or irregular periods, Premenstrual syndrome (PMS), Endometriosis, Breast cancer

Directions for Use

Take Nortas Cr 15mg Tablet with or without food as advised by your doctor. Swallow it as a whole with a glass of water. Do not crush, chew or break it.

Medicinal Benefits

Nortas Cr 15mg Tablet contains Norethisterone, a synthetic hormone that mimics the activity of the natural hormone progesterone. Thereby, it restores hormone levels in the body and regulates the growth and shedding of the womb lining. Thus, it helps to treat menstrual disorders.

Storage

Keep Nortas Cr 15mg Tablet out of reach and sight of children.

Drug Warnings

If you are allergic to Nortas Cr 15mg Tablet or any other medicines, please tell your doctor. Nortas Cr 15mg Tablet is not recommended for pregnant women as it may harm an unborn baby. If you are breastfeeding, consult a doctor before taking Nortas Cr 15mg Tablet. It is advised to use effective non-hormonal contraceptives such as condoms to avoid pregnancy while taking Nortas Cr 15mg Tablet. You are advised to stop smoking while taking Nortas Cr 15mg Tablet as it may increase the risk of adverse effects. If you are about to undergo any surgery, please inform your doctor that you are taking Nortas Cr 15mg Tablet as it may increase the effect of certain anesthetics. If you experience sudden shortness of breath, rapid heartbeat, sudden, severe, sharp pain in the chest, or cough up blood, stop taking Nortas Cr 15mg Tablet and consult a doctor immediately as these might be signs of a blood clot in the lungs.

Drug-Drug Interactions

NorethisteroneDabrafenib

Severe

NorethisteroneOxcarbazepine

Severe

Drug-Drug Interactions

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NorethisteroneDabrafenib

Severe

How does the drug interact with Nortas CR 15 Tablet:
Coadministration of Nortas CR 15 Tablet with Dabrafenib can reduce the metabolism and decrease the levels of Nortas CR 15 Tablet in the body.

How to manage the interaction:
Taking Nortas CR 15 Tablet with Dabrafenib together can result in an interaction, it can be taken if your doctor has advised it. However, if you notice any symptoms of hot flashes, vaginal dryness, or abnormal bleeding, contact a doctor immediately. Do not stop using any medications without talking to a doctor.

NorethisteroneOxcarbazepine

Severe

How does the drug interact with Nortas CR 15 Tablet:
Coadministration of Nortas CR 15 Tablet with Oxcarbazepine can reduce the blood levels and effects of norethindrone. This increases the risk of severe bleeding and unintended pregnancy.

How to manage the interaction:
Although taking oxcarbazepine and Nortas CR 15 Tablet together can result in an interaction, it can be taken if a doctor has prescribed it. If you experience any symptoms like abnormal bleeding, consult the doctor immediately Do not discontinue any medications without consulting a doctor.

NorethisteroneEslicarbazepine

Severe

How does the drug interact with Nortas CR 15 Tablet:
Eslicarbazepine may reduce the effects of Nortas CR 15 Tablet and its blood levels.

How to manage the interaction:
Although taking Eslicarbazepine and Nortas CR 15 Tablet results in an interaction, they can be taken together if prescribed by your doctor. Do not stop using any medications without consulting a doctor.

NorethisteroneRifapentine

Severe

How does the drug interact with Nortas CR 15 Tablet:
Combining Rifapentine and norethindrone reduces the blood levels and effects of norethindrone and increases the risk of bleeding and unintended pregnancy.

How to manage the interaction:
Although there is a possible interaction between Nortas CR 15 Tablet and Rifapentine, you can take these medicines together if prescribed by your doctor. If you're having any of these symptoms like unexpected bleeding, abnormal bleeding, it's important to reach out to a doctor right away. Do not discontinue any medications without consulting a doctor.

NorethisteroneFelbamate

Severe

How does the drug interact with Nortas CR 15 Tablet:
Using Felbamate and Nortas CR 15 Tablet together can reduce the blood levels and effects of norethindrone.

How to manage the interaction:
There may be a possibility of interaction between Nortas CR 15 Tablet and Felbamate, but it can be taken if prescribed by a doctor. If you notice any unusual symptoms like changes in your menstrual cycle, excessive bleeding, make sure to contact a doctor right away. Do not discontinue any medications without consulting a doctor.

NorethisteroneTranexamic acid

Severe

How does the drug interact with Nortas CR 15 Tablet:
Using tranexamic acid together with norethindrone may increase the risk of blood clots.

How to manage the interaction:
Taking Nortas CR 15 Tablet with tranexamic acid can lead to an interaction, however, it can be taken only if a doctor has advised it. If you experience symptoms such as chest pain, shortness of breath, coughing up blood, blood in the urine, sudden loss of vision, and pain, redness, or swelling in your arm or leg, contact a doctor immediately .Do not discontinue any medications without consulting a doctor.

NorethisteroneRifampicin

Severe

How does the drug interact with Nortas CR 15 Tablet:
Taking Nortas CR 15 Tablet with rifampicin can decrease the blood levels of Nortas CR 15 Tablet, which may make the medication less effective.

How to manage the interaction:
Although there is an interaction between Nortas CR 15 Tablet and rifampicin, they can be taken together if prescribed by a doctor. However, if you experience abnormal bleeding, contact your doctor immediately. Do not discontinue any medications without consulting a doctor.

NorethisteroneEtretinate

Severe

How does the drug interact with Nortas CR 15 Tablet:
Using Etretinate and Nortas CR 15 Tablet together can cause severe, birth defects. Never use etretinate if you are pregnant. Both a primary and a secondary form of birth control must be used together and for at least 3 years after stopping therapy.

How to manage the interaction:
Although taking Nortas CR 15 Tablet and Etretinate together can cause an interaction, it can be taken if your doctor has suggested it. If you notice any of these signs, make sure to contact your doctor right away. These symptoms may be related to your birth control. Do not stop using any medications without a doctor's advice.

NorethisteroneCarbamazepine

Severe

How does the drug interact with Nortas CR 15 Tablet:
Taking carbamazepine and Nortas CR 15 Tablet may possibly reduce the effects of Nortas CR 15 Tablet which may result in higher risk of breakthrough bleeding and unexpected pregnancy.

How to manage the interaction:
Although taking carbamazepine and Nortas CR 15 Tablet together can result in an interaction, it can be taken if your doctor has prescribed it. Contact your doctor if you experience hot flashes, vaginal dryness, or uncontrolled bleeding. Do not discontinue any medications without consulting a doctor.

NorethisteroneTopiramate

Severe

How does the drug interact with Nortas CR 15 Tablet:
Coadministration of Nortas CR 15 Tablet with Topiramate can reduce the blood levels and effects of norethindrone in the body. This increases the risk of severe bleeding and unintended pregnancy.

How to manage the interaction:
Taking Nortas CR 15 Tablet and topiramate together can result in an interaction; it can be taken if your doctor has advised it. However, if you notice any symptoms of abnormal bleeding, hot flashes or vaginal dryness, you should contact a doctor immediately. Do not stop using any medications without talking to a doctor.

Drug-Food Interactions

No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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Diet & Lifestyle Advise

Avoid fried and processed foods.
Include fiber-rich foods like whole grains, fruits, and vegetables in your diet.
Avoid refined carbohydrates that are high in sugars.
Replace animal proteins (like eggs, fish, and meat) with vegetable protein sources (nuts, seeds, and beans).
Avoid drinking excess alcohol or caffeinated drinks as they can worsen the symptoms.
Maintain a healthy weight, do moderate exercise regularly.
Avoid smoking and alcohol intake.

Side Effects of Nortas Cr 15mg Tablet

Unusual vaginal bleeding or spotting
Dizziness
Dry mouth
Constipation
Abdominal pain/cramps
Nausea
Diarrhea
Headache
Breast pain and tenderness

Habit Forming

No

Therapeutic Class

PROGESTIN

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Author Details

Written By

Veda Maddala

M Pharmacy

Reviewed By

Sureshvarma D

MPharma

Last Updated

Jul 8, 2025 | 9:39 AM IST

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Drug-Diseases Interactions

No Drug - Disease interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Diseases Interactions

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FAQs

How does Nortas Cr 15mg Tablet work?

Nortas Cr 15mg Tablet contains Norethisterone, a synthetic hormone that works by mimicking the activity of the natural hormone progesterone. Thereby, it restores hormone levels in the body and regulates the growth and shedding of the womb lining. Thus, it helps to treat menstrual disorders.

Is Nortas Cr 15mg Tablet used to delay menstrual periods?

Nortas Cr 15mg Tablet may be used to delay periods. Nortas Cr 15mg Tablet keeps progesterone levels high and prevents shedding of the womb lining. However, please consult a doctor before using Nortas Cr 15mg Tablet.

Does Nortas Cr 15mg Tablet increase the risk of blood clots?

Nortas Cr 15mg Tablet may increase the risk of a blood clot in the veins of the leg, especially if you are overweight, smoking, or have a history of a blood clot in the lungs or veins, repeated miscarriage or have major surgery, serious injury, or systemic lupus erythematosus (autoimmune disease). Therefore, please inform your doctor if you have any of these conditions before taking Nortas Cr 15mg Tablet.

Can I take Nortas Cr 15mg Tablet with rifampicin?

You are not recommended to take Nortas Cr 15mg Tablet with rifampicin as it may decrease the levels of Nortas Cr 15mg Tablet in blood and reduce its effectiveness. However, please consult a doctor before taking Nortas Cr 15mg Tablet with other medicines.

When will periods resume after stopping Nortas Cr 15mg Tablet?

Periods usually resume within 3 days of discontinuing Nortas Cr 15mg Tablet. However, please consult a doctor if you have any concerns regarding this.

Does Nortas Cr 15mg Tablet affect blood sugar levels?

Nortas Cr 15mg Tablet may cause changes in blood sugar levels. Therefore, it is advised to regularly monitor blood sugar levels while taking Nortas Cr 15mg Tablet and inform your doctor if you have diabetes before taking Nortas Cr 15mg Tablet.

Drug-Drug Interactions Checker List

CARBAMAZEPINE
PHENYTOIN
NELFINAVIR
RITONAVIR
AMINOGLUTETHIMIDE
COTRIMOXAZOLE
RIFAMPICIN
TETRACYCLINE
CICLOSPORIN

Special Advise

Nortas Cr 15mg Tablet may interfere with certain laboratory tests. Therefore, inform your doctor that you are taking Nortas Cr 15mg Tablet before undergoing any tests.

Disease/Condition Glossary

Endometriosis: It is a disorder in which the tissue lining the uterus (endometrium) grows on the ovaries, bowel, or tissues lining the pelvis. The most common symptom is pelvic pain. Other symptoms of endometriosis include lower back pain, painful periods, heavy menstrual bleeding, pain following sexual intercourse, or discomfort with bowel movements.