Cardizem SR (Diltiazem SR) is a 12-hour sustained-action capsules used for the treatment of angina pectoris prophylaxis, heart failure and high blood pressure. Diltiazem belongs to the class of drugs known as calcium channel blocking agents, group IV antiarrhythmics. This medication works by relaxing blood vessels in the body and heart so blood can flow more easily which lowers blood pressure. This medication may also lower your heart rate. You may be able to prevent strokes, heart attacks and kidney problems by lowering your high blood pressure.
Manufacturer Information
Canadian Pharmacy King is currently offering the brand Cardizem SR capsules from Canada also called Tiazac manufactured by Valeant. The generic Diltiazem ER capsules are available from Canada also called Mar-Diltiazem T capsules manufactured by Marcan Pharma. Cardizem SR is available in the strength of 120 mg, 180 mg, 240 mg, 300 mg and 360 mg capsules.
The side effects of Cardizem SR may include constipation, dizziness, flushing, headache, lightheadedness and weakness.
Talk to your doctor right away if you have any of the serious side effects such as:
• Dark urine;
• Fainting;
• Mental or mood changes;
• New or worsening symptoms of heart failure;
• Persistent nausea or vomiting;
• Severe stomach or abdominal pain;
• Slow or irregular heartbeat;
• Sudden weight gain;
• Swelling ankles or feet;
• Unusual dreams;
• Unusual tiredness;
• Yellowing eyes or skin
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 Cardizem SR if you are allergic to Diltiazem SR 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. Alcohol and marijuana can make you dizzier. You should drive, use machinery or do any activity that requires you to be alert. Limit alcoholic beverages. Do not use Cardizem SR during pregnancy unless it is clearly needed. This medication passes into breast milk. Talk to your doctor before breast-feeding.