Rheumatoid arthritis (RA) is a chronic condition that occurs when the immune system attacks healthy joints. Doctors may treat the resulting inflammation and pain with methotrexate, a drug that ...

Methotrexate is not suitable for use during pregnancy, due to a risk of birth abnormalities. Both partners should avoid methotrexate when planning to become pregnant and during pregnancy. Methotrexate ...

Methotrexate injection, a treatment for certain autoimmune diseases and cancers, can lead to various side effects. These range from common, mild reactions such as headache and nausea to serious, ...