Chlorthalidone - Indications, Dosage, Side Effects and Precautions


Information about Chlorthalidone

Generic Name : Chlorthalidone
Up-to-date prescription details regarding Chlorthalidone are provided here.

Pronunciation : klor thal' i done

Learn the correct pronunciation of the Chlorthalidone, understand it's uses, recommended dosages, its indications, how to take, when to take, when not to take, side effects, special precautions, warnings and its and its storage instructions.
You will also find a list of the medication's International and Indian brand or trade names, as well as its pricing information. For verification of the information presented on this page or for additional clarifications, it's advisable to consult your doctor.

ICD Code : Y54.5 Therapeutic Classification : Diuretics

Trade Names/Brand Names of Chlorthalidone

India :

International :


Why is Chlorthalidone Prescribed? (Indications)

This medication is a diuretic, prescribed for high blood pressure and fluid retention. It helps the kidney to get rid of unwanted water and salt from the body into the urine.

When should Chlorthalidone not be taken? (Contraindications)


What is the dosage of Chlorthalidone?

Adult- HTN- The recommended initial dose is 25mg/day. It may be increased.
Edema- Initiation: Initially 30 to 60 mg daily or 60 mg on alternate days.

How should Chlorthalidone be taken?

It comes as a tablet to take by mouth, with food.

What are the warnings and precautions for Chlorthalidone?

• Caution should be exercised in patients with history of sugar, gout, heart, kidney, liver, thyroid disease, elderly, any allergy, who are taking other medications, during pregnancy and breastfeeding.

• It may cause dizziness or lightheadedness, 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 easily.

• Monitor liver function, kidney function and electrolytes regularly while taking this medication.

What are the side effects of Chlorthalidone?

Gastrointestinal - Loss of appetite, gastric irritation, nausea, vomiting, abdominal cramps, diarrhea, constipation, jaundice and inflammation of pancreas.
Central Nervous System - Dizziness, vertigo, tingling, headache and visual defect.
Blood - Anemia, decrease in white blood cells and platelets.
Skin - Bruising, photosensitivity, rash, hives and cell death in blood vessels.
Heart - Low blood pressure.
Others - Increased sugar, sugar in urine, muscle spasm, weakness, restlessness and impotence.

What are the other precautions for Chlorthalidone?

Avoid excess dosage.

What are the storage conditions for Chlorthalidone?

Store it at room temperature, and in an airtight container. Keep out of the reach of children.

Schedule : G
Drugs that are to be used only under medical supervision.