Europe — EMA
Nexplanon (Etonogestrel)
GNH USA supplies Nexplanon (Etonogestrel), a progestin hormonal contraceptive for prevention of pregnancy.
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What is Etonogestrel?
Etonogestrel, the active ingredient in Nexplanon, is a progestin presented as a 68 mg subdermal implant for subcutaneous use. It provides long‑acting hormonal contraception to prevent pregnancy in women of reproductive age.
GNH USA supplies Nexplanon as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Etonogestrel used for?
Nexplanon, containing etonogestrel, is used within the hormonal contraceptive pathway to prevent unintended pregnancy.
- Prevention of pregnancy: delivers continuous contraception for up to three years after insertion.
What are the side effects of Etonogestrel?
Nexplanon may cause a range of adverse reactions, from mild to serious.
Common Side Effects: - Irregular vaginal bleeding or spotting - Amenorrhea (absence of periods) - Headache - Weight gain - Acne or skin changes - Breast tenderness
Serious or Rare Side Effects: - Deep vein thrombosis or pulmonary embolism - Severe allergic reaction (anaphylaxis) - Infection at the insertion site - Ectopic pregnancy if contraceptive failure occurs - Hormone‑sensitive tumor growth
What precautions apply to Etonogestrel?
Before Nexplanon insertion, clinicians should evaluate patient history and counsel on potential risks. - Contraindications: Do not use in women with known thromboembolic disorders or active breast cancer. - Screening: Assess for liver disease or hormone‑sensitive conditions. - Bleeding patterns: Counsel that irregular bleeding is common during the first months. - Pregnancy: Discontinue immediately if pregnancy is confirmed. - Storage: Store at room temperature: keep in original packaging, protect from moisture and direct sunlight.
What does Etonogestrel interact with?
Nexplanon can interact with other medicines that affect hormone metabolism or clotting risk.
Major Interactions (Avoid): - Rifampin, carbamazepine, phenytoin: enzyme inducers that may reduce contraceptive efficacy. - St. John's wort: herbal inducer that can lower etonogestrel levels. - Efavirenz: antiretroviral that may decrease hormone concentrations.
Moderate Interactions (Monitor Closely): - Ketoconazole, itraconazole: antifungals that may increase hormone levels. - Combined hormonal contraceptives: concurrent use may raise clotting risk. - Anticoagulants: monitor for altered bleeding tendencies.



