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Norfast is synthetic oral progestin, used for the treatment of secondary amenorrhea (absence of periods for a few months but patient is not pregnant), endometriosis (the tissue that lines the inner wall of the uterus is found at other sites), and abnormal uterine bleeding due to hormonal imbalance. It induces secretory changes in the endometrium. It works by altering the lining of the uterus.

Drug information on Norfast (Norethindrone) from Intra Labs India Pvt. Ltd.


Intra Labs India Pvt. Ltd.
Generic : Norethindrone
10 Tablets
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Medical Condition(s) for which Norfast may be prescribed

Side effects of Norfast

  Most Common: Headache, breast pain, irregular vaginal bleeding or spotting, stomach/abdominal cramps/bloating, nausea and vomiting, hair loss.

  Genitourinary: Change in sexual interest, changes in menstrual flow, changes in cervical mucus secretion.

  Central Nervous System: Headache, dizziness, mood swings, trouble sleeping.

  Heart: High blood pressure •  Liver: Abnormal liver tests, jaundice.

  Eye: Blurred/double vision, loss of vision.

  Skin: Hives, rash, acne, growth of hair on face, increased pigmentation.

  Metabolic: Increase in blood sugar, increased lipids.

  Blood: Increase in blood clots in veins.

Dosage & When it is to be taken (Indications)

Adult: Oral- The recommended usual dose is 2.5 to 10 mg/day, for 5 to 10 day during the second half of the menstrual period. Endometriosis- 5mg/day for 14days, Max: 15mg/day for 6 to 9 months.

How to use Norfast?

It comes as a tablet to take by mouth, with or without food.

When is Norfast not to be taken? (Contraindications)

Contraindicated in patients with severe liver dysfunction, undiagnosed vaginal bleeding, porphyria, pregnancy, previous or current blood clot, deep vein thrombosis, and hypersensitivity.

Warnings and Precautions for Norfast

Caution needed for patients with history of high blood pressure, heart disease, liver impairment, epilepsy, breastfeeding, new onset of migraine-type headache, asthma, kidney impairment, history of clinical depression.

Other Precautions for Norfast

Do not smoke while taking this medication.

Storage Conditions for Norfast

Oral: Keep this medication in an airtight container, and away from children. Store it at room temperature (below 25°C).

Disclaimer : The Price of the drugs indicated above may not match the actual price at which they are sold. Prices can change depending on many factors, including GST. These are only approximate indicative prices of the drug.
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