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  3. Crina-NCR 10 mg Tablet 10's

Prescription drug
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Crina-NCR 10 mg Tablet 10's, Pack of 10 TABLETS
Crina-NCR 10 mg Tablet 10's, Pack of 10 TABLETS
Crina-NCR 10 mg Tablet 10's, Pack of 10 TABLETS
Crina-NCR 10 mg Tablet 10's, Pack of 10 TABLETS
Crina-NCR 10 mg Tablet 10's, Pack of 10 TABLETS
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Written By Veda Maddala , M Pharmacy
Reviewed By Santoshini Reddy G , M Pharmacy

Crina-NCR 10 mg Tablet is used in the treatment of heavy, painful or irregular periods, premenstrual syndrome (PMS), endometriosis and breast cancer. This medicine contains norethisterone, which works by mimicking the activity of the natural hormone progesterone, thereby restoring hormone levels in the body and helping treat menstrual problems.

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Composition :

NORETHISTERONE ACETATE-10MG

Manufacturer/Marketer :

Alembic Pharmaceuticals Ltd

Consume Type :

ORAL

Return Policy :

Not Returnable

Expires on or after :

About Crina-NCR 10 mg Tablet

Crina-NCR 10 mg Tablet is used to treat heavy, painful, or irregular periods, premenstrual syndrome (PMS), and endometriosis. Endometriosis is a disorder in which the uterus's tissue lining (endometrium) grows on the ovaries, bowel, or tissues lining the pelvis.

Crina-NCR 10 mg Tablet contains Norethisterone, which 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.

Common side effects include unusual vaginal bleeding or spotting, dizziness, dry mouth, constipation, nausea, diarrhoea, headache, breast pain, and tenderness. Most of these side effects do not require medical attention. However, if the side effects persist, please consult your doctor.

If you are allergic to Crina-NCR 10 mg Tablet or any other medicines, please tell your doctor. Crina-NCR 10 mg Tablet is not recommended for pregnant women as it may harm the unborn baby. If you are breastfeeding, consult a doctor before taking Crina-NCR 10 mg Tablet . It is advised to use effective non-hormonal contraceptives such as condoms to avoid pregnancy while taking Crina-NCR 10 mg Tablet .

Uses of Crina-NCR 10 mg Tablet

Crina-NCR 10 mg Tablet is used for the treatment of Heavy, painful or irregular periods, Premenstrual syndrome (PMS), Endometriosis and Breast cancer. The detailed uses of Crina-NCR 10 mg Tablet are as follows:

  • Heavy, painful or irregular periods: Crina-NCR 10 mg Tablet helps to treat heavy, painful, or irregular periods by regulating hormonal balance, reducing bleeding, alleviating pain, and stabilising menstrual cycles.
  • Premenstrual syndrome (PMS): Crina-NCR 10 mg Tablet can alleviate symptoms of premenstrual syndrome (PMS), such as mood swings, tension, bloating, and breast tenderness, by regulating hormonal fluctuations.
  • Endometriosis: Crina-NCR 10 mg Tablet can manage endometriosis symptoms by reducing menstrual bleeding, alleviating pelvic pain, and shrinking endometrial tissue growth, providing relief from this chronic condition.
  • Breast cancer: Crina-NCR 10 mg Tablet may be used in some cases as part of hormone therapy for breast cancer treatment, particularly for hormone receptor-positive tumours, helping to slow disease progression.

Have a query?

Directions for Use

  • Crina-NCR 10 mg Tablet can be taken with or without food, or as advised by the doctor.
  • Follow your doctor's instructions regarding dosage and timing to ensure optimal effectiveness.
  • Swallow Crina-NCR 10 mg Tablet whole with a glass of water.
  • Do not crush, chew, or break it.

Medicinal Benefits

  • Crina-NCR 10 mg Tablet contains Norethisterone, a synthetic hormone that mimics the activity of the natural hormone progesterone.
  • It restores hormone levels in the body and regulates the growth and shedding of the womb lining. Thus, it helps treat menstrual disorders.
  • Crina-NCR 10 mg Tablet is also used in the treatment of breast cancer.

How Crina-NCR 10 mg Tablet Works

Crina-NCR 10 mg Tablet contains Norethisterone acetate 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.

Storage

• Store in a cool and dry place away from sunlight.• Keep Crina-NCR 10 mg Tablet out of reach and sight of children.• Non cold chain - To be stored in cool places at 10ºC to 25ºC or below 30ºC.

What if I have taken an overdose of Crina-NCR 10 mg Tablet

Do not take more than the prescribed dose. Overdose of Crina-NCR 10 mg Tablet may cause nausea and vomiting. Consult your doctor in case of an overdose.

Drug Warnings

  • If you are allergic to Crina-NCR 10 mg Tablet or any other medicines, please tell your doctor.
  • Crina-NCR 10 mg Tablet is not recommended for pregnant women, as it may harm an unborn baby.
  • If you are breastfeeding, consult a doctor before taking Crina-NCR 10 mg Tablet .
  • It is advised to use effective non-hormonal contraceptives such as condoms to avoid pregnancy while taking Crina-NCR 10 mg Tablet .
  • You are advised to stop smoking while taking Crina-NCR 10 mg 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 Crina-NCR 10 mg 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 Crina-NCR 10 mg Tablet and consult a doctor immediately, as these might be signs of a blood clot in the lungs.

Drug-Drug Interactions

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NorethisteroneBosentan
Severe
NorethisteronePhenytoin
Severe

Drug-Drug Interactions

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NorethisteroneBosentan
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Co-administration of Crina-NCR 10 mg Tablet with Bosentan can reduce the blood levels and effects of norethindrone.

How to manage the interaction:
Taking Crina-NCR 10 mg Tablet with Bosentan together can result in an interaction, but it can be taken if your doctor has advised it. Do not stop using any medications without talking to a doctor.
NorethisteronePhenytoin
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Coadministration of Phenytoin and Crina-NCR 10 mg Tablet may decrease the blood levels of Crina-NCR 10 mg Tablet, which may make Crina-NCR 10 mg Tablet less effective.

How to manage the interaction:
Although taking Phenytoin and Crina-NCR 10 mg Tablet together can result in an interaction, it can be taken if your doctor has prescribed it. If you experience any symptoms, consult the doctor immediately. Do not stop using any medications without talking to a doctor.
NorethisteronePrimidone
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Coadministration of Crina-NCR 10 mg Tablet and primidone can reduce the blood levels and effects of Crina-NCR 10 mg Tablet and increase the risk of bleeding.

How to manage the interaction:
Although there is an interaction between Crina-NCR 10 mg Tablet and Primidone, they can be taken together if prescribed by a doctor. However, if you experience abnormal bleeding, contact a doctor immediately. Do not discontinue any medications without consulting a doctor.
NorethisteroneTranexamic acid
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Using tranexamic acid together with norethindrone may increase the risk of blood clots.

How to manage the interaction:
Taking Crina-NCR 10 mg 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.
NorethisteroneBoceprevir
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Using Boceprevir and Crina-NCR 10 mg Tablet together can reduce the blood levels and decrease the effectiveness of norethindrone.

How to manage the interaction:
Combining Boceprevir with Crina-NCR 10 mg Tablet can result in an interaction, but it can be taken if your doctor has advised it. However, if you experience any symptoms like increased hot flashes, vaginal dryness, or menstrual abnormalities, abnormal bleeding, contact the doctor immediately. Do not discontinue any medications without consulting a doctor.
NorethisteroneFelbamate
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Using Felbamate and Crina-NCR 10 mg Tablet together can reduce the blood levels and effects of norethindrone.

How to manage the interaction:
There may be a possibility of interaction between Crina-NCR 10 mg 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.
NorethisteroneCarbamazepine
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Taking carbamazepine and Crina-NCR 10 mg Tablet may possibly reduce the effects of Crina-NCR 10 mg Tablet which may result in higher risk of breakthrough bleeding and unexpected pregnancy.

How to manage the interaction:
Although taking carbamazepine and Crina-NCR 10 mg 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.
NorethisteroneRifampicin
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Taking Crina-NCR 10 mg Tablet with rifampicin can decrease the blood levels of Crina-NCR 10 mg Tablet, which may make the medication less effective.

How to manage the interaction:
Although there is an interaction between Crina-NCR 10 mg 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 Crina-NCR 10 mg Tablet:
Using Etretinate and Crina-NCR 10 mg 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 Crina-NCR 10 mg 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.
NorethisteroneEslicarbazepine
Severe
How does the drug interact with Crina-NCR 10 mg Tablet:
Eslicarbazepine may reduce the effects of Crina-NCR 10 mg Tablet and its blood levels.

How to manage the interaction:
Although taking Eslicarbazepine and Crina-NCR 10 mg 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.

Drug-Food Interactions

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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 fibre-rich foods like whole grains, fruits, and vegetables in your diet.
  • Avoid refined carbohydrates that are high in sugar.
  • 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, and do moderate exercise regularly.
  • Avoid smoking and alcohol intake.

Habit Forming

No

Therapeutic Class

PROGESTIN

All Substitutes & Brand Comparisons

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Alcohol

Consult your doctor

The interaction of Crina-NCR 10 mg Tablet with alcohol is unknown. Please consult a doctor before consuming alcohol while using Crina-NCR 10 mg Tablet .

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Pregnancy

Unsafe

Crina-NCR 10 mg Tablet is a category X pregnancy drug and is not recommended for use during pregnancy as it may harm the unborn baby. Please consult a doctor if you are pregnant or planning for pregnancy.

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Breast Feeding

Consult your doctor

Crina-NCR 10 mg Tablet is given to breastfeeding women only if the doctor thinks benefits are greater than risks. Please consult a doctor if you are breastfeeding.

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Driving

Safe if prescribed

Crina-NCR 10 mg Tablet usually does not affect your ability to drive or operate machinery.

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Liver

Unsafe

Crina-NCR 10 mg Tablet is not recommended if you have liver disease. However, if you have any concerns regarding this, please consult a doctor.

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Kidney

Caution

Take Crina-NCR 10 mg Tablet with caution, especially if you have a history of kidney disease. The dose may be adjusted by your doctor as required.

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Children

Unsafe

Crina-NCR 10 mg Tablet is not recommended for use in children under 18 years.

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Heart

Crina-NCR 10 mg Tablet should be taken with caution in patients with heart problems. Please inform your doctor if you have any pre-existing heart problems before using Crina-NCR 10 mg Tablet .

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Geriatrics

Caution

Limited information is available regarding the usage of Crina-NCR 10 mg Tablet in elders, so please consult a doctor if you have any concerns.

FAQs

Crina-NCR 10 mg Tablet is used to treat heavy, painful, or irregular periods, premenstrual syndrome (PMS), and endometriosis. Additionally, it may be used in the treatment of breast cancer.

Crina-NCR 10 mg Tablet 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.

Crina-NCR 10 mg Tablet may be used to delay periods. Crina-NCR 10 mg Tablet keeps progesterone levels high and prevents shedding of the womb lining. However, please consult a doctor if you have any concerns.

Crina-NCR 10 mg 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 had major surgery, serious injury, or systemic lupus erythematosus (autoimmune disease). Therefore, please inform your doctor if you have any of these conditions before taking Crina-NCR 10 mg Tablet .

You are not recommended to take Crina-NCR 10 mg Tablet with rifampicin as it may decrease the levels of Crina-NCR 10 mg Tablet in blood and reduce its effectiveness. However, please consult a doctor before taking Crina-NCR 10 mg Tablet with other medicines.

Country of origin

India

Manufacturer/Marketer address

Alembic Road, Vadodara - 390 003, Gujarat,INDIA
Other Info - CRI0075

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Author Details

Veda MaddalaDoctor badge

Written By

Veda Maddala

M Pharmacy

Santoshini Reddy GDoctor badge

Reviewed By

Santoshini Reddy G

M Pharmacy

Last Updated

Nov 18, 2025 | 7:23 AM IST

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Reference

  1. https://www.medicines.org.uk/emc/files/pil.1494.pdf
  2. https://www.drugs.com/mtm/norethindrone.html

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