Methotrexate Overview Categories 2 Analgesics, antipyretics, NSAIDs, antigout, and antirheumatics2.4 Disease modifying antirheumatic drugs 8 Antineoplastics, immunomodulators and drugs used in palliative care8.2 Cytotoxic (anti-neoplastic) drugs Page headings Overview Primary Characterstics Indications Pharmacokinetics Contraindications Drug Interactions Side Effects Dosage High Risk Groups Warning / Precautions Storage Conditions Interference in Pathology Brands of Methotrexate Manufacturers of Methotrexate Primary Characterstics Indications Back to top Pharmacokinetics Back to top Contraindications Back to top Drug Interactions Back to top Side Effects Back to top Dosage Methotrexate's dosage details are as follows: Dose Single Dose Frequency Route Instructions Adult Dosage 0.625 to 2.5 mg/kg1.6 (1.5625)As recommended.Lymphosarconas.7.5 mg7.5 (7.5)As recommended.For Rheumatoid artheitis once weekly.12 mg/sq.meter22 (22)As recommended.Intra ThecalOnce a week2.5 mg/kg2.5 (2.5)24 hourlyIVIn leukemia every 14 days.10 to 25 mg/m218 (17.5)As recommended.POBreast cancer10 to 25 mg18 (17.5)As recommended.POPsoriasis (once a week)15 to 30 mg22 (22.5)24 hourlyPO,IMFor 5 days in prophylaxis of choriocarcinoma. Paedriatic Dosage (20kg) 5 to 15 mg/sq.meter10 (10)As recommended.Intra MuscularPer Week for Rheum. Arthritis200 mg/sq.meter370 (367)As recommended.Intra VenousFor Induction1200 mg/sq.meter2200 (2199)As recommended.IV InfusionMaintenance, Over 24 Hours5 to 15 mg/sq.meter10 (10)As recommended.OralPer Week for Rheum. Arthritis Neonatal Dosage (3kg) No data regarding the neonatal dosage details of Methotrexate is available. High Risk Groups Back to top Warning / Precautions Back to top Storage Conditions Back to top Interference in Pathology Back to top Brands / Trade Names of Methotrexate Back to top Manufacturers of Methotrexate in Pakistan Al-Habib Atco Bio Pharma Highnoon LCPW Pfizer Pharmedic Turner Umair Werrick Wilshire Back to top Previous Drug Generic - Next Drug Generic