Europe — EMA
Isteranda
GNH USA supplies Isteranda (Levonorgestrel), a hormonal contraceptive for emergency contraception and pregnancy prevention.
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What is Levonorgestrel?
Levonorgestrel, the active ingredient in Isteranda, is a progestin presented as a unknown/unknown for oral use. It is used for emergency contraception and ongoing pregnancy prevention in women of reproductive age.
GNH USA supplies Isteranda as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Levonorgestrel used for?
Levonorgestrel acts as a hormonal contraceptive to prevent unintended pregnancy.
Emergency contraception: Provides post‑coital protection when taken within the recommended time frame to reduce the risk of pregnancy. Prevention of pregnancy: Used as a regular oral progestin to inhibit ovulation and maintain contraceptive efficacy in women seeking ongoing birth control. Family planning: Supports women in managing fertility as part of a broader contraceptive strategy.
What are the side effects of Levonorgestrel?
Levonorgestrel may cause a range of adverse reactions, most of which are mild and transient.
Common Side Effects: - Nausea or abdominal discomfort - Headache or dizziness - Breast tenderness - Irregular menstrual bleeding or spotting - Fatigue or mild mood changes - Lower abdominal cramping
Serious or Rare Side Effects: - Severe allergic reaction (anaphylaxis) - Persistent high blood pressure - Deep vein thrombosis or pulmonary embolism - Severe abdominal pain indicating ectopic pregnancy - Unexplained vaginal bleeding lasting more than two weeks
What precautions apply to Levonorgestrel?
Before using Isteranda, consider the following safety measures. - Contraindications: Do not use if you have a known hypersensitivity to levonorgestrel or any tablet components. - Medical history: Inform your healthcare provider of any history of thromboembolic disorders, liver disease, or hormone‑sensitive cancers. - Drug interactions: Review concomitant medications with a clinician, especially enzyme‑inducing agents. - Pregnancy testing: Verify you are not already pregnant before taking emergency contraception. - Breastfeeding: Discuss potential effects with a healthcare professional if you are nursing. - Store at ambient temperature: Keep below 25 °C, in the original packaging, protected from moisture and direct sunlight.
What does Levonorgestrel interact with?
Levonorgestrel may interact with other medicines, altering its effectiveness or safety profile.
Major Interactions (Avoid): - Rifampicin, carbamazepine, phenytoin, or other strong enzyme inducers that may reduce contraceptive efficacy. - St. John’s wort, a herbal inducer of hepatic metabolism, which can lower levonorgestrel levels.
Moderate Interactions (Monitor Closely): - Antifungal agents such as ketoconazole that may increase plasma concentrations. - Antiretroviral drugs (e.g., protease inhibitors) that can affect hormone metabolism. - Certain antibiotics (e.g., griseofulvin) with potential modest impact on effectiveness.
Frequently asked questions
What is Isteranda used for?+
How does levonorgestrel work in Isteranda?+
What is the usual dose of Isteranda?+
Is Isteranda safe to use during pregnancy or breastfeeding?+
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How does Isteranda compare with other emergency contraceptives?+
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Who should not use Isteranda?+
Product details
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