The Web Health outlines the side effects of Alunbrig (brigatinib), a targeted therapy for ALK‑positive metastatic non‑small cell lung cancer. Common effects include elevated liver enzymes, hyperglycemia, nausea, fatigue, headache, cough, and diarrhea (each affecting >20–30%). Serious risks include lung inflammation (ILD/pneumonitis), hypertension, bradycardia, vision changes, pancreatitis, muscle injury, and photosensitivity. Guidance on monitoring and when to seek medical care is included.