GNH USA

Europe — EMA

Metoject

GNH USA supplies Metoject (Methotrexate), an immunosuppressant for rheumatoid arthritis, psoriasis, ALL and trophoblastic disease. Request a quote for supply.

Methotrexate

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Pack/s

What is Methotrexate?

Methotrexate, the active ingredient in Metoject, is an antimetabolite (folate antagonist) presented as a sterile injectable solution for subcutaneous use. It is indicated for conditions such as rheumatoid arthritis, psoriasis, acute lymphoblastic leukemia and gestational trophoblastic disease.

GNH USA supplies Metoject as a licensed, GDP‑compliant international pharmaceutical supplier, providing the product to hospitals, oncology centres, pharmacies and clinics across multiple continents and ensuring reliable global distribution.

What is Methotrexate used for?

Methotrexate is used in several disease categories where it modulates abnormal cell proliferation and immune activity.

- Rheumatoid arthritis: reduces joint inflammation and slows disease progression. - Psoriasis: decreases skin cell turnover, improving plaque severity. - Acute lymphoblastic leukemia: interferes with malignant lymphoblast replication, contributing to remission. - Gestational trophoblastic disease: halts abnormal trophoblastic growth, facilitating cure.

What are the side effects of Methotrexate?

Methotrexate may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects: - Nausea or vomiting - Fatigue - Mouth sores (stomatitis) - Elevated liver enzymes

Serious or Rare Side Effects: - Severe liver toxicity or fibrosis - Pulmonary fibrosis or pneumonitis - Life‑threatening infection - Bone marrow failure (aplastic anemia)

What precautions apply to Methotrexate?

When prescribing Metoject, clinicians should observe several safety measures.

- Pregnancy contraindicated: avoid use in pregnancy due to teratogenic risk (Category X). - Monitor liver function: perform regular hepatic enzyme tests. - Monitor blood counts: check complete blood count frequently. - Adjust dose in renal impairment: reduce or avoid in patients with reduced kidney function. - Assess for infections: screen for active infections before initiating therapy. - Store at 2-8°C: keep refrigerated, protect from light, do not freeze.

What does Methotrexate interact with?

Methotrexate has notable drug interaction potential that requires careful management.

Major Interactions (Avoid): - Non‑steroidal anti‑inflammatory drugs (NSAIDs): increase methotrexate toxicity. - Penicillins and other β‑lactam antibiotics: heighten risk of bone‑marrow suppression. - Live vaccines: may cause severe infection due to immunosuppression.

Moderate Interactions (Monitor Closely): - Proton pump inhibitors: may affect methotrexate renal clearance. - Sulfonamide antibiotics: additive bone‑marrow suppression risk.

Frequently asked questions

What is Metoject used for?+
Metoject contains methotrexate and is prescribed for autoimmune conditions such as rheumatoid arthritis and psoriasis, as well as for certain cancers including acute lymphoblastic leukemia and for gestational trophoblastic disease. It works by modulating immune activity and inhibiting abnormal cell growth.
How does methotrexate work?+
Methotrexate blocks the enzyme dihydrofolate reductase, which is essential for converting folate into its active form. This interruption stops the synthesis of nucleotides needed for DNA and RNA production, thereby reducing the proliferation of rapidly dividing cells, including immune and cancer cells.
What determines the dose of Metoject?+
The dose of Metoject is individualized by the prescribing clinician based on the specific indication, patient weight, renal and hepatic function, and response to therapy. No standard dosing can be provided here; the prescriber will set the appropriate regimen.
Is Metoject safe in pregnancy or breastfeeding?+
Metoject is classified as pregnancy category X, meaning it is contraindicated during pregnancy because it can cause fetal harm. It is also not recommended while breastfeeding, as methotrexate can be excreted in milk and may affect the infant.
How do I order Metoject from GNH USA?+
To order Metoject, submit an enquiry on the product page at gnh-usa.com, specifying the required quantity. GNH USA works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including cold‑chain where required) and import documentation.
How does Metoject compare with the main alternative drug or class?+
Metoject (methotrexate) is an oral/ injectable antimetabolite, whereas alternatives for rheumatoid arthritis include biologic agents such as TNF‑alpha inhibitors. Methotrexate is generally less expensive and has a long safety record, but biologics may be chosen when patients do not respond adequately to methotrexate or need faster disease control.
What are the storage and handling requirements for Metoject?+
Metoject should be stored at 2‑8 °C (refrigerated). Keep the vial in its original packaging, protect it from light, and avoid freezing or shaking the solution. Once removed from refrigeration, use according to the manufacturer’s stability guidelines.
How is Metoject administered?+
Metoject is given by subcutaneous injection. The healthcare professional prepares the dose using aseptic technique and injects it into the subcutaneous tissue, typically in the abdomen, thigh or upper arm, following the prescriber’s instructions.
What are the most serious risks to watch for while using Metoject?+
Serious risks include severe liver toxicity, pulmonary fibrosis or pneumonitis, life‑threatening infections due to immunosuppression, bone‑marrow failure (aplastic anemia) and renal impairment. Patients should be monitored regularly for signs of these conditions and report any new symptoms promptly.
Who should not use Metoject?+
Metoject should not be used by pregnant women, individuals with severe liver or kidney disease, patients with active infections, or those who have known hypersensitivity to methotrexate or any component of the formulation. Caution is also advised for patients with pre‑existing blood‑cell disorders.
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
Methotrexate
Route
Subcutaneous Use
Manufacturer
Medac Gesellschaft Für Klinische Spezialpräparate Mbh (Wedel)
Origin
EU

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