GNH USA

Europe — EMA

Methotrexaat Basic Pharma

GNH USA supplies Methotrexaat Basic Pharma (Methotrexate), an antirheumatic drug for rheumatoid arthritis, psoriasis, leukemia and osteosarcoma.

Methotrexate

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What is Methotrexate?

Methotrexate, the active ingredient in Methotrexaat Basic Pharma, is a antimetabolite presented as a subcutaneous preparation for subcutaneous use. It treats rheumatoid arthritis, psoriasis, certain leukemias and bone cancers in adult and pediatric patients.

GNH USA supplies Methotrexaat Basic Pharma as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Methotrexate used for?

Methotrexate is a disease-modifying antirheumatic drug (DMARD) that interferes with abnormal cell proliferation in autoimmune and malignant conditions.

- Rheumatoid arthritis: reduces joint inflammation and slows disease progression. - Psoriasis: decreases skin cell turnover, improving plaque severity. - Acute lymphoblastic leukemia: inhibits malignant lymphoblast proliferation, supporting remission. - Osteosarcoma: impedes tumor growth by disrupting DNA synthesis in bone cancer cells.

What are the side effects of Methotrexate?

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

Common Side Effects: - Nausea: mild to moderate upset stomach. - Fatigue: generalized tiredness. - Mouth sores: oral ulcerations. - Elevated liver enzymes: transient increase in hepatic labs.

Serious or Rare Side Effects: - Bone marrow suppression: risk of anemia, leukopenia, thrombocytopenia. - Pulmonary toxicity: interstitial pneumonitis or fibrosis. - Severe hepatic injury: potential for fibrosis or cirrhosis with long‑term use.

What precautions apply to Methotrexate?

When prescribing methotrexate, several precautions should be observed to minimize risks.

- Renal function: assess creatinine clearance before initiation and periodically. - Hepatic monitoring: perform baseline and regular liver function tests. - Pregnancy avoidance: contraindicated in pregnancy; ensure effective contraception. - Concomitant NSAIDs: avoid or use cautiously as they may increase toxicity. - Immunizations: defer live vaccines during treatment. - Store at 2-8°C: keep refrigerated, protect from light, do not freeze.

What does Methotrexate interact with?

Methotrexate interacts with several medicines that can alter its efficacy or safety.

Major Interactions (Avoid): - Trimethoprim‑sulfamethoxazole: can increase hematologic toxicity. - Non‑steroidal anti‑inflammatory drugs (high dose): may raise methotrexate serum levels. - Proton pump inhibitors: may reduce renal clearance, enhancing toxicity.

Moderate Interactions (Monitor Closely): - Azathioprine: additive immunosuppression, monitor blood counts. - Live vaccines: risk of infection, avoid during therapy. - Penicillins (high dose): may decrease methotrexate clearance.

Frequently asked questions

What is Methotrexaat Basic Pharma used for?+
Methotrexaat Basic Pharma contains methotrexate, which is employed to manage rheumatoid arthritis and psoriasis, and to treat certain cancers such as acute lymphoblastic leukemia and osteosarcoma. It works by slowing abnormal cell growth and modulating immune activity, helping to control inflammation and tumor progression.
How does methotrexate work?+
Methotrexate functions as a folate antagonist. It blocks the enzyme dihydrofolate reductase, preventing the regeneration of tetrahydrofolate needed for DNA, RNA and protein synthesis. This inhibition curtails the proliferation of rapidly dividing cells, including immune cells that drive inflammation and cancer cells that drive tumor growth.
What is the usual dose of methotrexate?+
The dosage of methotrexate is individualized. A qualified prescriber determines the appropriate amount, frequency and duration based on the specific indication, patient weight, renal and hepatic function, and response to therapy. Patients should follow the prescribing clinician’s instructions and not adjust the dose on their own.
Is methotrexate safe in pregnancy or breastfeeding?+
Methotrexate is classified as pregnancy category X, meaning it is contraindicated during pregnancy because of a high risk of fetal malformations and miscarriage. It is also not recommended while breastfeeding, as it can be excreted in milk and may harm the infant. Effective contraception is required for women of child‑bearing potential.
How do I order Methotrexaat Basic Pharma from GNH USA?+
To place an order, visit the product page on gnh-usa.com, enter the required quantity and submit the enquiry form. 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 if needed) and any required import documentation.
How does methotrexate compare with other DMARDs?+
Methotrexate is often considered the first‑line disease‑modifying antirheumatic drug because of its proven efficacy, oral or injectable formulations, and relatively well‑characterized safety profile. Compared with biologic DMARDs, it is less costly but may require more laboratory monitoring. Its immunosuppressive potency is similar to other conventional DMARDs such as leflunomide, yet each agent has a distinct side‑effect spectrum.
How should Methotrexaat Basic Pharma be stored and handled?+
The product should be stored at 2‑8 °C (refrigerated), protected from light, and must not be frozen or shaken vigorously. Keep the vial in its original packaging until use, and discard any solution that appears discolored or contains particles. Follow local pharmacy storage regulations and handle with aseptic technique during preparation.
How is Methotrexaat Basic Pharma administered?+
Methotrexaat Basic Pharma is supplied for subcutaneous injection. A healthcare professional prepares the dose using a sterile syringe and injects it into the subcutaneous tissue, typically in the abdomen or thigh. The injection site should be rotated to reduce local irritation, and patients should be observed for any immediate adverse reactions.
What are the most serious risks to watch for while on methotrexate?+
Key serious risks include bone‑marrow suppression leading to anemia, leukopenia or thrombocytopenia; severe hepatic toxicity that can progress to fibrosis or cirrhosis; and pulmonary toxicity such as interstitial pneumonitis. Early detection through regular blood counts, liver function tests and monitoring for respiratory symptoms is essential to mitigate these hazards.
Who should not use methotrexate?+
Methotrexate is contraindicated in patients who are pregnant, planning pregnancy, or are breastfeeding. It should also be avoided in individuals with severe renal impairment, active liver disease, uncontrolled infections, or known hypersensitivity to methotrexate or its excipients. Clinicians must assess each patient’s medical history before initiating therapy.
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
Basic Pharma Manufacturing Bv
Origin
EU

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