How much verapamil is too much?

How much verapamil is too much?

Adult dosage (ages 18 years and older) The starting dose is 80 mg taken three times per day (240 mg/day). If you don’t have a good response to 240 mg/day, your doctor may increase your dose to 360–480 mg/day. However, doses higher than 360 mg/day generally do not provide added benefit.

What does verapamil do to the brain?

Pharmacological studies have shown that verapamil has a wide therapeutic spectrum, including antihypertensive, anti-inflammatory, and antioxidative effects, regulation of the blood-brain barrier function, due to its effect on P-glycoprotein, as well as adjustment of cellular calcium homeostasis, which may result in the …

What are the dangers of verapamil?

Dizziness, slow heartbeat, constipation, stomach upset, nausea, headache, or tiredness may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. To lower your risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.

What if I accidentally take 2 verapamil?

In summary, accidental ingestion of a low dose of verapamil SR could lead to severe intoxication. In such cases, emergency physicians need to have a careful approach with a rapid recognition of life-threatening conditions, especially in underweight patients.

Does verapamil help with anxiety?

Even though the evidence for the role of calcium remains weak, drugs affecting calcium might be useful in the treatment of anxiety disorders. One of these compounds, verapamil, has been used to treat mood disorders.

Is verapamil good for anxiety?

Calcium channel blockers profoundly influence calcium metabolism and the transport of calcium. Even though the evidence for the role of calcium remains weak, drugs affecting calcium might be useful in the treatment of anxiety disorders. One of these compounds, verapamil, has been used to treat mood disorders.

Is 120 mg of verapamil a lot?

Adults—The usual dose is 80 to 120 milligrams (mg) three times a day. Your doctor may adjust your dose if needed. Children—Use and dose must be determined by your doctor .

Can I drink alcohol with verapamil?

While you are taking this medicine be careful to limit the amount of alcohol that you drink. Alcohol increases dizziness and drowsiness and also lowers blood pressure .

Can verapamil cause shortness of breath?

Tell your doctor immediately if any of these unlikely but serious side effects occur: swelling ankles/feet, shortness of breath, unusual tiredness, unexplained/sudden weight gain, severe dizziness, fainting, very slow heartbeat.

What foods to avoid while taking calcium channel blockers?

Calcium channel blockers should always be taken with a meal or a glass of milk to protect the stomach. You should not, however, take calcium channel blockers with grapefruit juice or grapefruit. Grapefruit (and its juice) can alter the effects of many drugs, including calcium channel blockers.