Ganirelix
Ganirelix is a gonadotrophin releasing hormone (GnRH) antagonist, that inhibits the release of gonadotrophins (Follicle-stimulating hormone and Luteinising hormone). Ganirelix is used in the treatment of infertility by assisted reproductive techniques.
Primary Characteristics
It is of Synthetic origin and belongs to GnRH antagonist.
Molecular Weight: 1690.4 · Non-proprietary name: Ganirelix.

Pharmacokinetics
Absorption: Ganirelix has an oral bioavailability is 45.5% (±45.5%).
Distribution: Ganirelix has a volume of distribution is 43.7 L3, 76.5 L2. plasma protein binding is 81.9%.
Elimination: plasma half-life is 13 hrs, renal excretion is 22.1%.
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Indications
Ganirelix is primarily indicated in conditions like Infertility.
Contraindications
Ganirelix is contraindicated in conditions like Pregnancy, Breast feeding, Pain and inflammation (rheumatic disease), Listerial meningitis (adjunct).
Dosage
Ganirelix's dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 250 mcg | 250 mcg | — | SC | In the morning (or each afternoon) starting on day 6 of ovarian stimulation with gonadotrophins. |
| Paediatric Dosage (20kg) | ||||
| No data. | ||||
| Neonatal Dosage (3kg) | ||||
| No data. | ||||
Drug Interactions
None recorded.
Side Effects
Ganirelix is known to cause more or less tolerable side effects which are usually transient. These include Dizziness, Dyspneoa, Facial edema, Headache, Injection-site reactions, Malaise, Rash, Vaginal bleeding.
Warnings / Precautions
Interference in Pathology
Ganirelix may interfere in the diagnosis of Hematocrit Value , Total Bilirubin, Neutrophil count.
Available Brands
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Single Ingredient
Storage Conditions
Drug Classification
- 1.18.6 — Ovulation stimulants
Manufacturers
Manufacturers of Ganirelix in Pakistan: