Verapamil is a calcium channel blocker that is commonly used to treat various cardiovascular conditions, hypertension, and pain. It is also known by its brand name Calan, Isoptin, and Verelan. This medication works by blocking the flow of calcium into the heart muscle and the smooth muscle cells of the blood vessels, which helps to relax the muscles and reduce the workload of the heart.
Verapamil is primarily used to treat various cardiovascular conditions such as angina, arrhythmias, and hypertension. It can also be used to treat certain types of chest pain, migraine headaches, and cluster headaches. In addition, it has been used to treat Raynaud’s phenomenon, a condition that causes the fingers and toes to turn white when exposed to cold temperatures.
Verapamil has been found to be effective in reducing blood pressure, improving blood flow, and decreasing the workload on the heart. It can also help to reduce the frequency and severity of migraine headaches and cluster headaches. Additionally, it can be used to reduce the frequency of Raynaud’s phenomenon episodes.
Verapamil can cause a number of side effects, including nausea, dizziness, headache, constipation, and fatigue. It can also cause an irregular heartbeat and low blood pressure. In some cases, it can cause an allergic reaction, which can range from mild to severe. Additionally, it can interact with other medications, so it is important to discuss all medications with your doctor before taking Verapamil.
The active ingredient in Verapamil is verapamil hydrochloride. Other ingredients in the medication include colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, pregelatinized starch, sodium starch glycolate, and stearic acid.
Verapamil is also known by its brand names Calan, Isoptin, and Verelan. Other synonyms for the medication include verapamil HCl, verapamil hydrochloride, and verapamil hydrochloride USP.