Common Headache, Nausea, Fatigue, Dizziness, Feeling of discomfort, Dyspepsia, Stomach pain, Peripheral edema, Constipation, Redness of skin, Flushing (sense of warmth in the face, ears, neck and trunk).

Expert advice for Channel Capsule ER
It is very common to have dizziness, lightheadedness, swelling ankles/feet, flushing, or a headache as a side effect. To lower your risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position. Inform your doctor if you have developed constipation during treatment with Channel. Inform your doctor if you are pregnant or planning to conceive or breastfeeding. Inform your doctor if you have ever been diagnosed with any heart problems (heart attack, heart failure, slow or irregular heart rate). Inform your doctor if you have ever been diagnosed with kidney or liver problems.

Q. Is diltiazem a betablocker/ace inhibitor/ statin/ mono amine oxidase inhibitor?
No, diltiazem belongs to class of medication called as calcium channel blockers

Q. Is diltiazem and Cardizem same?
Yes, diltiazem is generic name and cardiazem is brand name

Q. Is diltiazem a generic drug?
Yes, diltiazem is the generic name of the drug

Q. Is diltiazem narcotic?
No, however, always follow doctor's advice regarding its use

Q. Does diltiazem cause headache/nausea/diahhrea/bruising/reflex tachycardia/slow heart rate/sleepiness?
Diltiazem can cause headache/nausea/diahhrea. Always consult your doctor regarding its side effects

Q. Can I take diltiazem with ibuprofen/Xanan/metoprolol/ Tylenol/Viagra/Advil (ibuprofen)?
No observed drug interaction occurs with these drugs. Always follow your doctor's advice regarding its use.