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rasuvo methotrexate what you need to know

Rasuvo (methotrexate) injection is a single-dose auto-injector containing a prescription medicine, methotrexate. Methotrexate is used to:
Treat certain adults with severe, active rheumatoid arthritis, and children with active polyarticular juvenile idiopathic arthritis (pJIA), after treatment with other medicines including non-steroidal anti-inflammatory (NSAIDS) have been used and did not work well.
Control the symptoms of severe, resistant, disabling psoriasis in adults when other types of treatment have been used and did not work well.

Rasuvo should not be used for the treatment of cancer.
Rasuvo should not be used for the treatment of children with psoriasis.
Rasuvo is available in doses of 7.5, 10, 12.5, 15, 17.5, 20, 22.5, 25, 27.5, and 30 mg. Your doctor will prescribe a different way to take methotrexate if you need to take methotrexate by mouth or in some other way

Organ system toxicity. People who use methotrexate for the treatment of cancer, psoriasis, or rheumatoid arthritis, have an increased risk of death from organ toxicity. Types of organ toxicity can include: gastrointestinal, nerve, bone marrow, lung, liver, kidneys, immune system, and skin.
Your doctor will do blood tests and other types of tests before you take and while you are taking Rasuvo to check for signs and symptoms of organ toxicity. Call your doctor right away if you have any of the following symptoms of organ toxicity: vomiting, neck stiffness, diarrhea, paralysis, mouth sores, irritability, fever, sleepiness, confusion, problems with coordination, weakness, dry cough, temporary blindness, trouble breathing, seizures, severe skin rash, headache, and back pain.