Product image of Nogest (Nomegestrol Acetate) supplied by GNH India

Nogest

Active Ingredient:
Nomegestrol Acetate
Origin:
EU

Nogest (Nomegestrol Acetate)

Nomegestrol Acetate, the active ingredient in Nogest, is a progestin presented as an oral formulation for systemic use. It is employed in hormonal contraceptive regimens and hormone replacement therapy to regulate menstrual cycles and provide estrogen‑free contraception in women of reproductive age. It is indicated for women seeking reliable contraception without estrogen and for those requiring menopausal symptom management.

GNH India supplies Nogest as a licensed, GDP‑compliant international pharmaceutical product serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides reliable supply chains for global healthcare providers.

Manufacturer / TM Owner

Ceres Pharma Nv

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Indications & Clinical Uses

Nomegestrol acetate, a synthetic progestin, is employed in hormonal pathways related to contraception and estrogen‑free hormone replacement.

  • Contraception: provides reliable estrogen‑free birth control as part of combined oral contraceptive regimens.
  • Hormone replacement therapy: supplies progestogenic activity to counterbalance estrogen in menopausal therapy.
  • Menstrual cycle regulation: helps normalize cycle length and reduce irregular bleeding in women with hormonal imbalance.

How It Works

  • Nomegestrol acetate binds selectively to progesterone receptors in the hypothalamus, pituitary, and peripheral tissues. This binding suppresses the hypothalamic‑pituitary‑gonadal axis, preventing the mid‑cycle surge of luteinising hormone and thereby inhibiting ovulation. In addition, it induces cervical mucus thickening and alters the endometrial lining, creating an environment unsuitable for implantation.

Side Effects

Nomegestrol acetate may be associated with a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Nausea: occasional stomach upset or queasiness.
  • Headache: mild to moderate tension‑type headaches.
  • Breast tenderness: transient discomfort or swelling of breast tissue.
  • Irregular menstrual bleeding: spotting or changes in flow pattern.

Serious or Rare Side Effects

  • Venous thromboembolism: blood clots in deep veins or lungs.
  • Severe allergic reaction: rash, swelling, or anaphylaxis.
  • Liver enzyme elevation: abnormal liver function tests indicating hepatic stress.

Precautions & Warnings

When prescribing Nogest, clinicians should consider several precautionary measures to ensure patient safety.

  • Assess thrombotic risk: evaluate history of blood clots before initiating therapy.
  • Evaluate liver function: perform baseline hepatic tests and monitor periodically.
  • Monitor blood pressure: watch for hypertension during treatment.
  • Counsel on smoking: advise patients to avoid smoking, especially if over 35 years old.
  • Review concomitant medications: check for drugs that may interact with progestins.
  • Store at ambient temperature: keep tablets in original packaging, protect from moisture and heat.

Avoid Interactions

Nomegestrol acetate can interact with other medicines, altering its effectiveness or safety profile.

Major Interactions (Avoid)

  • Strong CYP3A4 inducers (e.g., rifampicin): may reduce contraceptive efficacy.
  • Anticoagulants (e.g., warfarin): potential alteration of clotting parameters.
  • Potent CYP3A4 inhibitors (e.g., ketoconazole): may increase progestin levels.

Moderate Interactions (Monitor Closely)

  • Selective serotonin reuptake inhibitors (SSRIs): may affect bleeding patterns.
  • Antihypertensive agents: additive blood pressure‑lowering effect.
  • St. John’s wort: herbal inducer that could diminish contraceptive effectiveness.

Frequently Asked Questions

Nogest contains the progestin nomegestrol acetate and is used as part of hormonal contraceptive regimens and as a component of estrogen‑free hormone replacement therapy. It helps prevent ovulation, stabilises the endometrium and provides reliable birth control for women of reproductive age.

Nomegestrol acetate binds to progesterone receptors in the brain and peripheral tissues, suppressing the hypothalamic‑pituitary‑gonadal axis. This blocks the luteinising hormone surge needed for ovulation, thickens cervical mucus, and modifies the endometrial lining, creating conditions that prevent fertilisation and implantation.

The specific dose and dosing schedule of Nogest are determined by the prescribing clinician based on the therapeutic indication, patient characteristics and local guidelines. Healthcare professionals should follow the product label and individual patient needs when selecting the regimen.

Nogest is intended for use as a contraceptive or hormone replacement therapy and is not recommended for women who are pregnant. Safety data for use during lactation are limited; therefore, the product should be avoided while breastfeeding unless a healthcare provider determines that the benefits outweigh potential risks.

To order Nogest, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide. After the request, the sales team will verify trade or institutional credentials, then provide pricing, availability, shipping details and any required import documentation.

Nogest delivers nomegestrol acetate, a third‑generation progestin with high receptor affinity and a favorable bleeding profile compared with older progestins such as levonorgestrel. It offers estrogen‑free contraception, which may be preferred by women who experience estrogen‑related side effects, while maintaining comparable efficacy in preventing pregnancy.

Store Nogest tablets at ambient temperature, below 25 °C, in the original container to protect them from moisture and excessive heat. Keep the product out of reach of children and avoid exposure to direct sunlight. No special refrigeration is required for this oral formulation.

Nogest is taken orally, usually once daily at the same time each day. It can be swallowed with water and may be taken with or without food, unless the prescribing information advises otherwise. Consistent daily intake helps maintain steady hormone levels for effective contraception or hormone replacement.

The most serious risks include venous thromboembolism, severe allergic reactions such as anaphylaxis, and liver dysfunction indicated by elevated enzymes. Patients should be educated to seek immediate medical attention if they experience symptoms such as unexplained leg swelling, shortness of breath, rash, or jaundice.

Nogest is contraindicated in women with a known hypersensitivity to nomegestrol acetate or any excipients, a history of thromboembolic disorders, active or past liver disease, uncontrolled hypertension, or current pregnancy. It should also be avoided in individuals taking medications that strongly induce CYP3A4 enzymes without appropriate medical supervision.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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