Capmatinib Products | Cleanchem - Capmatinib is a targeted therapy drug used in the treatment of non-small cell lung cancer (NSCLC) with mutations in the MET gene. It works by inhibiting the MET receptor tyrosine kinase, which is involved in tumor cell growth and survival. Capmatinib is specifically indicated for patients with MET exon 14 alterations, which can drive cancer progression. Common side effects include swelling, fatigue, and liver enzyme abnormalities.