Diltiazem - Drug Information

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General Information on Diltiazem

Generic Name : Diltiazem

Pronunciation : dil tye' a zem

Latest prescription information about Diltiazem. Learn how to pronounce the drug's name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, its storage instructions and warnings if any when taken during pregnancy. Also listed are the International and Indian trade name(s) of the drug and its price list.
ICD Code : Y52.1 | Therapeutic Classification : Calcium Channel Blockers

Trade Names/Brand Names of Diltiazem

Why is Diltiazem Prescribed? (Indications)

This medication is a calcium channel blocker, prescribed for high blood pressure and angina pectoris (chest pain). It works by relaxing the blood vessels.

When should Diltiazem not to be taken? (Contraindications)

Contraindicated in patients with sick sinus syndrome (symptoms include dizziness, confusion, fainting and heart failure), third-degree AV block, low blood pressure, recent heart attack and hypertension.

Pregnancy Category

A B C D X

Category C :

Animal studies have shown adverse effects on the fetus and there are no appropriate studies in pregnant women, but potential benefits may allow the use of the drug in pregnant women despite the potential for risks.

What is the dosage of Diltiazem?

PO- The recommended dose range is 30 60mg/day in divided doses.

How should Diltiazem be taken?

It comes as a tablet and capsule, with or without food.

What are the warnings and precautions for Diltiazem?

Caution should be exercised in patients with history of digestive problem, low blood pressure, heart, liver or kidney disease, during pregnancy and breastfeeding.
It may cause dizziness or drowsiness, do not drive a car or operate machinery and get up slowly from bed while taking this medication.
Avoid exposure to sunlight; otherwise it may cause sunburn.
Monitor electrocardiogram (ECG), heart rate and blood pressure regularly while taking this medication.

What are the side effects of Diltiazem?

   Central Nervous System : Headache, depression, hallucinations, sleeplessness, tremor, dizziness, fatigue and flushing.
   Gastrointestinal : Nausea, increased thirst, vomiting, GI discomfort and gum swelling.
   Skin : Rash, redness and photosensitivity.
   Liver : Liver inflammation.
   Eye and ENT : Eye irritation and ringing in the ear.
   Miscellaneous : Dry mouth, ankle swelling, low blood pressure and shortness of breath.

What are the other precautions for Diltiazem?

Avoid excess dosage.

What are the storage conditions of Diltiazem?

Store it at room temperature, and in an airtight container. Keep away from children.


Schedule : H

Prescription drugs - Drugs to be sold only under the prescription of a Registered Medical Practitioner.

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