Gyne Lotrimin

Calan Medication - Uses & Side Effects

verapamil (oral)
Pronunciation: ver AH pa mill
Brand: Calan, Calan SR, Covera-HS, Isoptin, Isoptin SR, Verelan, Verelan PM

Verapamil is a type of medication known as calcium channel blocker. It eases the heart's workload by slowing down the passage of nerve impulses through it, and increase the contractions of the heart muscle. It also improves blood flow through the heart and throughout the body, reduces blood pressure, corrects irregular heartbeat, and helps prevent angina pain.

Calan Dosage

  • The usual starting dose is 80 to 120 milligrams, 3 times a day.
  • The usual starting dose in people who are also on digitalis ranges from 240 to 320 milligrams per day divided into 3 or 4 doses.

Uses of Calan

  • Calan for injection is used to treat various kinds of irregular heartbeats.
  • It is used to treat high blood pressure.

Side Effects of Calan

Before taken Calan medicine, you should discuss the side effects with your doctor.  If any develop or change in intensity, then you should inform your doctor as soon as possible. Because only your doctor can determine if it is safe for you to continue taking Calan. Side effects may include:

  • Dizziness
  • Fatigue
  • Fluid retention
  • Nausea
  • Rash
  • Shortness of breath

Warnings and precautions before taking Calan:

  • Verapamil may also reduce or eliminate angina pain that may caused by exercise. But you should discuss with your doctor that how much exertion is safe for you.
  • After taken verapamil you may feel dizziness or light-headedness, so do not participate in any activities that require full mental alertness such as operate machinery. You should also notify your doctor.
  • If you have any medical conditions such as heart condition, liver disease, kidney disease, myasthenia gravis, then you should tell your doctor. It should be used with caution.
  • Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor.
  • Do not take verapamil without first talking to your doctor if you are pregnant or could become pregnant during treatment.

Drug Interaction :- If you are taking Calan with certain other drugs, then the effects of either could be increased, decreased, or altered. So it is especially important to check with your doctor before combining Calan with the following:

  • Amiodarone
  • Carbamazepine
  • Cimetidine
  • Dantrolene

After taken Calan if you feel that overdose is suspected, then you should contact with your doctor immediately. Because it may lead to another serious effect. Symptoms of Calan overdose may include:

  • Fluid buildup in the lungs
  • Kidney problems
  • Seizures
  • Dangerously low blood pressure

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