Regestrone CR 10 Tablet

Composition of Regestrone CR 10 Tablet

Regestrone CR 10 Tablet contains Norethisterone 10 mg (controlled release) tablet. It belongs to the Progestin (synthetic progesterone; norethisterone) class of medicines.

Uses of Regestrone CR 10 Tablet

• Treatment of menstrual disorders such as abnormal uterine bleeding (AUB)/dysfunctional uterine bleeding
• heavy menstrual bleeding
• irregular periods; secondary amenorrhoea (absence of periods); postponement of menstruation; endometriosis (as prescribed).

Key benefits

• Controls abnormal/heavy uterine bleeding
• Helps regulate irregular periods
• Induces withdrawal bleeding in secondary amenorrhoea
• Can postpone menstruation when prescribed
• Helps reduce endometriosis-related symptoms

How Regestrone CR 10 Tablet works

Norethisterone is a synthetic progestin (progesterone-like hormone). It stabilizes the endometrium (uterine lining) and reduces abnormal shedding/bleeding. When stopped after a course, withdrawal bleeding usually occurs.

How to take Regestrone CR 10 Tablet

Oral tablet. Take exactly as prescribed by the doctor; swallow whole (do not crush/chew) as it is controlled release. Can be taken with or without food, preferably at the same time each day. Dose and duration depend on the condition (e.g., bleeding control, period delay, endometriosis).

Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.

Missed dose and overdose

If you miss a dose

Take it as soon as you remember. If your next dose is almost due, skip the one you missed — never take two doses together to catch up.

If you take too much

An overdose of this medicine may cause nausea, vomiting and withdrawal bleeding. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.

Side effects of Regestrone CR 10 Tablet

Most side effects of Regestrone CR are mild and settle as the body adjusts. Reported side effects include:

• Nausea
• headache
• breast tenderness
• bloating
• abdominal pain
• dizziness
• mood changes
• spotting/breakthrough bleeding
• changes in menstrual flow
• weight gain
• acne

Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.

Safety advice for Regestrone CR 10 Tablet

Warnings and precautions

Schedule H: use only on prescription. Rule out pregnancy before starting; not for use in known/suspected pregnancy. Use with caution in liver disease, history of jaundice, depression, diabetes, hypertension, migraine, asthma, epilepsy. Seek urgent care for symptoms of blood clots (leg swelling/pain, chest pain, sudden breathlessness), severe headache/vision changes, or jaundice. May cause irregular bleeding, especially initially. Not a contraceptive; use additional contraception if needed as advised. Avoid in active thromboembolic disorders, severe liver disease, hormone-dependent malignancy, undiagnosed vaginal bleeding (as per clinician assessment).

Do not take Regestrone CR if

Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Not for people with a history of blood clots, certain hormone-sensitive cancers, or active liver disease. Several are contraindicated in pregnancy.

Interactions with other medicines

Enzyme inducers may reduce effect: rifampicin/rifabutin, phenytoin, carbamazepine, phenobarbital/primidone, topiramate, some antiretrovirals, St John’s wort. May affect anticoagulant control (warfarin) and antidiabetic dose requirements. Consult doctor/pharmacist for interaction check.

How to store Regestrone CR 10 Tablet

Store below 25°C in a cool, dry place. Protect from light and moisture. Keep out of reach of children.

Expert advice for Regestrone CR 10 Tablet

Set a daily alarm if you take it for contraception. Keep your review appointments — blood pressure and other checks matter on long-term hormones.

Manufacturer and class

Manufacturer:

Torrent Pharmaceuticals Ltd

Therapeutic class:

Hormonal (Progestin) / Gynaecological

Drug class:

Progestin (synthetic progesterone; norethisterone)