Verelan (Verapamil) belongs to the class of medications known as calcium channel blockers. Verapamil is used for the treatment of high blood pressure. This mediation works by controlling blood pressure and reduces the number of angina attacks by relaxing blood vessels. By lowering your high blood pressure, you can help prevent strokes, heart attacks and kidney problems. It may also lower your heart rate. Verelan is taken once daily with or without food.

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The common side effects may include:

• Constipation;
• Dizziness;
• Headache;
• Nausea;
• Slow heartbeat;
• Stomach upset;
• Tiredness

Talk to your doctor if you have any of the serious side effects such as:

• Fainting;
• New or worsening symptoms of heart failure;
• Severe dizziness;
• Swelling ankles or feet;
• Unusual sudden weight gain;
• Unusual tiredness;
• Very slow heartbeat

This is not a complete list of side effects and others may occur. Please call your doctor if you have any further concerns or questions.

You should not take Verelan if you are allergic to Verapamil or if you have any other allergies. Before you start taking this medication, talk to your doctor about your medical history and about all the medications you take including OTC and herbal medications. This medication may make you dizzy. Drinking alcohol or smoking marijuana can make you dizzier. You should limit alcoholic beverages. This medication should not be used during pregnancy unless it is clearly needed. Verapamil passes into breast milk. There may be a drug interaction between Verapamil and other medications such as Aliskiren, Clonidine, Disophyramide, Dofetilide, Dolasteron, Fingolimod and Lithium.