Permalink Download Comment Return to top On this page Update: January 2022 Gastrointestinal disorders Abdominal pain Diarrhoea Epigastric pain Hepatotoxicity Metallic taste Nausea and vomiting Neurotoxicity Depression Headache Optic neuritis Ototoxicity Peripheral neuropathy Psychosis Seizures Endocrine disorders Gynecomastia Hypothyroidism Dermatological disorders Alopecia Fungal infection Photosensitivity Skin reactions Musculoskeletal disorders Arthralgias Tendinitis/tendon rupture Miscellaneous Electrolyte disorders Haematologic disorders Lactic acidosis Nephrotoxicity QT prolongation Path Book traversal links for Appendix 17. Management of adverse effects Appendix 16. Additional investigations in drug-resistant TB Gastrointestinal disorders