Yes. Methotrexate can worsen liver disease symptoms because it can cause liver injury (hepatotoxicity). The risk is higher in people who already have liver disease or other liver-attack risk factors.
Key points:
- How it can affect the liver: MTX can cause elevations in liver enzymes and, with longer use or higher cumulative doses, can lead to fibrosis or cirrhosis in some people.
- Who is at higher risk: pre-existing liver disease, heavy alcohol use, obesity/NAFLD, diabetes, older age, and combinations with other hepatotoxic drugs.
- What to monitor: baseline liver tests (ALT/AST, bilirubin), then regular monitoring during treatment. Frequency varies by condition and dose but often includes more frequent checks at first (e.g., every 1–4 weeks) and then every 1–3 months once stable, with adjustments if abnormalities arise.
- Symptoms that could signal liver trouble: fatigue, right upper abdominal pain, jaundice (yellowing of skin/eyes), dark urine, pale stools, easy bruising, or unintended weight loss. Some people may have no symptoms and only abnormal labs.
- If liver tests worsen: your clinician may reduce or stop MTX, switch to another therapy, or order further evaluation (e.g., imaging or, in some cases, a liver biopsy) to assess fibrosis or cirrhosis.
- How to help lower risk (general): avoid or limit alcohol, take folic acid as prescribed (to reduce some MTX side effects), manage other health issues (diabetes, obesity), and strictly follow monitoring plans.
Important: If you already have liver disease or notice symptoms suggestive of liver trouble, contact your healthcare provider promptly. Do not stop or change methotrexate dosing without medical advice.
If you’d like, tell me your condition (e.g., rheumatoid arthritis, psoriasis, cancer), current MTX dose, and any liver issues or risk factors you have. I can tailor the information to your situation and help you think about questions to discuss with your doctor.