Product image of Kliogest (Norethisterone Acetate, Estradiol) supplied by GNH India

Kliogest

Active Ingredient:
Norethisterone Acetate, Estradiol
Origin:
EU

Kliogest (Norethisterone Acetate, Estradiol)

Norethisterone acetate and estradiol, the active ingredients in Kliogest, are a combined oral contraceptive presented as a tablet for oral use. They prevent pregnancy and help regulate menstrual cycles in women of reproductive age by modulating hormonal pathways.

GNH India supplies Kliogest as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, ensuring quality and regulatory compliance across markets.

Manufacturer / TM Owner

Novo Nordisk Pharma

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Indications & Clinical Uses

Kliogest, a combined oral contraceptive, is used in hormonal regulation of the reproductive system.

  • Contraception: prevents ovulation and reduces the likelihood of pregnancy.
  • Menstrual cycle regulation: promotes regular, predictable menstrual bleeding.
  • Management of menstrual disorders: helps control irregular bleeding and associated symptoms.

How It Works

  • Kliogest combines estradiol (estrogen) and norethisterone acetate (progestogen) to suppress the hypothalamic‑pituitary‑ovarian axis, lowering LH and FSH secretion and thereby inhibiting ovulation. The progestogen also thickens cervical mucus and induces endometrial changes that impede fertilisation and implantation, while the estrogen component stabilises the endometrium.

Side Effects

Kliogest may cause a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Nausea: mild to moderate stomach upset.
  • Headache: tension‑type or migraine‑like pain.
  • Breast tenderness: discomfort or swelling.
  • Spotting or irregular bleeding: unscheduled vaginal bleeding.
  • Mood changes: irritability or emotional fluctuations.

Serious or Rare Side Effects

  • Venous thromboembolism: deep vein thrombosis or pulmonary embolism.
  • Stroke or myocardial infarction: cerebrovascular or cardiac events.
  • Hepatic adenoma: benign liver tumor formation.
  • Severe allergic reaction: anaphylaxis or angioedema.

Precautions & Warnings

Before prescribing Kliogest, clinicians should consider several safety aspects.

  • Contraindicated in pregnancy: product is classified as Category X and must not be used.
  • Avoid in women with a history of thromboembolic disorders: increased risk of clot formation.
  • Caution in hypertension: monitor blood pressure regularly.
  • Do not use in smokers over 35 years: higher cardiovascular risk.
  • Assess liver function: hepatic disease may alter drug metabolism.
  • Store at ambient temperature: keep in the original pack, protect from moisture and light.

Avoid Interactions

Kliogest can interact with other medicines, affecting its efficacy or safety.

Major Interactions (Avoid)

  • Antiepileptic enzyme inducers (e.g., carbamazepine, phenytoin): reduce hormonal levels.
  • Rifampin: decreases contraceptive effectiveness.
  • Griseofulvin: may lower hormone concentrations.
  • Certain antiretrovirals (e.g., efavirenz): diminish contraceptive efficacy.

Moderate Interactions (Monitor Closely)

  • Antifungal agents (e.g., ketoconazole): may increase hormone plasma levels.
  • Macrolide antibiotics (e.g., erythromycin): can raise plasma concentrations.
  • St. John’s Wort: may reduce contraceptive effectiveness.

Frequently Asked Questions

Kliogest is a combined oral contraceptive indicated for the prevention of pregnancy and for the regulation of menstrual cycles in women of reproductive age. It helps achieve predictable periods and reduces the risk of unintended conception when taken as prescribed.

Norethisterone acetate (a progestogen) and estradiol (an estrogen) work together to suppress the hypothalamic‑pituitary‑ovarian axis, lowering LH and FSH release and preventing ovulation. The progestogen also thickens cervical mucus and alters the endometrium, while the estrogen stabilises the uterine lining, creating multiple barriers to fertilisation and implantation.

The dosage of Kliogest is determined by the prescribing healthcare professional. Typically, it is taken as a daily oral tablet following a specific regimen, but the exact schedule and number of tablets per cycle should be individualized by the prescriber based on patient needs.

Kliogest is classified as Pregnancy Category X, meaning it must not be used during pregnancy because it can harm the fetus. It is also not recommended for breastfeeding women, as hormonal components may pass into breast milk and affect the infant.

To order Kliogest, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Kliogest contains norethisterone acetate and estradiol, a formulation similar to other estrogen‑progestogen pills but with a specific estrogen dose that may offer a different bleeding profile. Compared with pills containing ethinyl estradiol, estradiol may have a more natural metabolic pathway, though efficacy and safety remain comparable when used correctly.

Kliogest tablets should be stored at ambient temperature, below 25 °C. Keep them in the original packaging, protect from moisture, heat and direct sunlight, and ensure the container is tightly closed to maintain tablet integrity.

Kliogest is taken orally, usually once daily at the same time each day. Patients should swallow the tablet whole with water and follow the specific cycle regimen prescribed by their healthcare provider, which may include a placebo or hormone‑free interval.

The most serious risks include venous thromboembolism (deep‑vein thrombosis or pulmonary embolism), arterial events such as stroke or myocardial infarction, and rare hepatic tumors. Women with a history of clotting disorders, smoking over age 35, or uncontrolled hypertension are at higher risk.

Kliogest should not be used by women who are pregnant, have known or suspected breast cancer, have a history of thromboembolic disease, uncontrolled hypertension, severe liver disease, or are smokers over 35 years of age. It is also contraindicated in individuals with known hypersensitivity to any component of the tablet.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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