Oral tablets: 40 mg, 80 mg, 120 mg
Sustained release: 120 mg, 180 mg, 240 mg
About this drug
Verapamil (ver-AP-a-mil) usually is used to treat high blood pressure, irregular heart beat, or chest pain (angina). It is known as a calcium channel blocker.
Common side effects are:
- Dizziness or light-headedness
- Unusual tiredness. Be careful while taking this drug. Driving and using machines can be dangerous if you are not alert. Less common effects include:
- Shortness of breath
- Swelling of ankles, feet, or lower legs
If any of these side effects becomes severe or bothers you, call your doctor. Do not take over-the-counter medicine for your symptoms.
Tell your doctor or pharmacist about any prescription medicine, over-the-counter medicine, or herbal products that you are taking. He or she will check for interactions. Avoid drinking grapefruit juice while you are on this medicine.
If you miss a dose
If you miss a medicine dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose. Take your next dose at its scheduled time, and continue your usual dosing schedule. Do not
“double up” on doses to catch up.
How to take this medicine
Take this medicine with fluids at the same time every day, unless your doctor tells you otherwise. You can take it with or without food. Do not chew or crush the sustained release pills. Do not stop taking this medicine without talking to your doctor.
He or she will explain how to slow down your doses so you can stop taking the drug safely.
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