GNH USA

Europe — EMA

Metrelef

GNH USA supplies Metrelef (Buserelin Acetate), a GnRH agonist for prostate cancer, endometriosis and assisted reproductive therapy. Request quote for supply.

Buserelin Acetate

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What is Buserelin Acetate?

Buserelin acetate, the active ingredient in Metrelef, is a gonadotropin‑releasing hormone (GnRH) agonist presented as a nasal spray for nasal use. It treats prostate cancer, endometriosis, uterine fibroids and is used in assisted reproductive technology for ovulation induction.

GNH USA supplies Metrelef as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, oncology centres, fertility clinics and pharmacies worldwide.

What is Buserelin Acetate used for?

Metrelef is a GnRH agonist used in hormone‑dependent conditions and reproductive medicine.

Prostate cancer: suppresses testosterone production to help control tumor growth. Endometriosis: lowers estrogen stimulation, reducing lesion activity and pain. Uterine fibroids: decreases gonadotropin drive, contributing to fibroid shrinkage. Assisted reproductive technology (ovulation induction): regulates pituitary hormone release to synchronize follicular development.

What are the side effects of Buserelin Acetate?

Common Side Effects: - Nasal irritation or discharge - Headache - Hot flashes or sweating - Decreased libido - Mood changes or mild depression - Mild abdominal discomfort

Serious or Rare Side Effects: - Anaphylactic reaction - Severe hypotension - Pituitary apoplexy (rare) - Cardiac arrhythmia - Adrenal insufficiency - Severe allergic dermatitis

What precautions apply to Buserelin Acetate?

Before initiating therapy, consider the following precautions.

Monitor hormone levels: schedule regular LH, FSH and testosterone assessments. Cardiovascular assessment: evaluate for ischemic heart disease or arrhythmias. Liver function: use caution in patients with hepatic impairment. Hypersensitivity: avoid if known allergy to buserelin or excipients. Pregnancy risk: contraindicated in pregnancy; ensure effective contraception. Store at below 25°C: keep in the original pack, protect from moisture and heat.

What does Buserelin Acetate interact with?

Metrelef may interact with other medications that affect hormonal pathways.

Major Interactions (Avoid): - Concurrent use of other GnRH analogues or antagonists - Combined therapy with estrogen replacement that may blunt efficacy - Simultaneous administration of potent androgenic agents

Moderate Interactions (Monitor Closely): - Anticoagulants: hormonal changes may alter bleeding risk - Antidepressants: potential amplification of mood‑related side effects - Systemic steroids: may influence hypothalamic‑pituitary‑adrenal axis balance

Frequently asked questions

What conditions is Metrelef used to treat?+
Metrelef, containing buserelin acetate, is prescribed for hormone‑dependent conditions such as prostate cancer, endometriosis, uterine fibroids, and it is also employed in assisted reproductive technology to induce ovulation by controlling pituitary hormone release.
How does buserelin acetate work in the body?+
Buserelin acetate is a synthetic GnRH agonist that first stimulates, then desensitises pituitary GnRH receptors. This leads to an initial rise in LH and FSH followed by a sustained decline, reducing downstream sex‑steroid production and suppressing hormone‑driven disease processes.
What is the usual dose of Metrelef?+
The specific dose and administration schedule of Metrelef are determined by the prescribing clinician based on the individual’s diagnosis, disease severity, and response to therapy. Patients should follow the exact regimen provided by their healthcare professional.
Is Metrelef safe to use during pregnancy or while breastfeeding?+
Metrelef is contraindicated in pregnancy because it suppresses sex‑steroid production, which can harm fetal development. Its safety during breastfeeding has not been established, and women should discuss alternative options with their physician if they are pregnant or nursing.
How do I order Metrelef from GNH USA?+
To order Metrelef, submit an enquiry on the product page at gnh-usa.com, specifying the required quantity. GNH USA supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including any cold‑chain requirements) and necessary import documentation.
How does Metrelef compare with other GnRH agonists?+
Metrelef (buserelin acetate) is similar in mechanism to other GnRH agonists such as leuprorelin and goserelin, offering nasal administration rather than injectable forms. This route can improve patient convenience, though efficacy and safety profiles are comparable across the class when used appropriately.
What are the recommended storage conditions for Metrelef?+
Metrelef nasal spray should be stored at room temperature, preferably below 25 °C. Keep the device in its original packaging, protect it from moisture and direct sunlight, and avoid freezing to maintain product stability.
How is Metrelef administered?+
Metrelef is delivered as a nasal spray. The patient sprays the prescribed number of sprays into each nostril according to the prescriber’s instructions, typically after priming the device. Proper technique ensures consistent dosing and optimal therapeutic effect.
What are the most serious risks associated with Metrelef?+
Serious risks include severe allergic reactions (anaphylaxis), pituitary apoplexy, significant hypotension, cardiac arrhythmias, and adrenal insufficiency. Patients should be monitored closely for any signs of these events and seek immediate medical attention if they occur.
Who should not use Metrelef?+
Metrelef should not be used by individuals with known hypersensitivity to buserelin acetate or any formulation components, patients with uncontrolled cardiovascular disease, those who are pregnant, or anyone for whom hormonal suppression is contraindicated without appropriate medical supervision.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.
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Product details

Drug
Buserelin Acetate
Route
Nasal Use
Manufacturer
Cheplapharm Arzneimittel Gmbh
Origin
EU

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