Liver and psoriasis: what to understand

Psoriasis causes recurring areas of inflammation, often with redness, thickened plaques, and scale. It does not mean that the liver is diseased. However, some people with psoriasis also have metabolic or alcohol-related health risks, and certain systemic treatments can require liver checks. The relevance depends on the medicine, dose, other conditions, and test results. Read more about [Psoriasis](/conditions/psoriasis/) and its symptoms, including [Itchy Skin](/symptoms/itchy-skin/) and [Scaly Skin](/symptoms/skin-scaling/).

Use prescribed treatment consistently, moisturise areas prone to scale or cracking, and avoid picking plaques. Tell your clinician about alcohol use, previous liver problems, supplements, and every medicine you take. Attend any blood tests recommended for your treatment; do not stop a prescription without advice. Seek help for worsening [Skin Redness](/symptoms/skin-redness/), painful cracks, or a rash that changes after starting a medicine.

Contact your clinician promptly for yellowing of the eyes or skin, unusually dark urine, pale stools, severe nausea, persistent abdominal pain, or marked fatigue, particularly after starting a new medicine. Urgent care is appropriate for a rapidly spreading rash, extensive skin peeling, fever with a painful rash, or swelling of the face or throat. Psoriasis involving many areas or joints also deserves medical review.

Ask whether your psoriasis treatment needs liver blood tests, which symptoms should prompt a call, and whether another medicine or supplement could interact with it. Discuss alcohol, weight or metabolic concerns, previous liver results, joint symptoms, and how to manage flares safely.