The generic name for Boydine is Felodipine Extended-Release Tablets. It has the potential to cause liver impairment, but has little effect on kidney function. The medication should be used in accordance with the doctor’s instructions. As a long-acting calcium antagonist, felodipine extended-release tablets can treat hypertension, stable angina and other diseases by preventing calcium ions from entering the cells to relax blood vessels and reduce resistance. Felodipine extended-release tablets may cause adverse reactions such as postural hypotension, tachycardia, flushing, dizziness, headache, and gum or periodontitis. It may also cause hepatic impairment, but the effect on renal function is very small, only used with caution when renal function is severely impaired, allergic to this drug, acute myocardial infarction, unstable angina and other patients are prohibited. Always take felodipine extended-release tablets according to the doctor’s instructions, do not recommend self-administration, and regularly review blood pressure, liver and kidney function and other items.