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Chlorthalidone / Chlortalidone

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Molecule Summary

Uses
Hypertension, oedema
Therapy
Anti-Hypertensive
Side Effects
Headache, nausea, dizziness, low blood pressure, weakness
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Molecule Description

Chlorthalidone / Chlortalidone is a medication used to treat high blood pressure. It is a diuretic that helps lower blood pressure by increasing the amount of water and sodium your body removes through urine. Take Chlorthalidone / Chlortalidone exactly as prescribed by your doctor, usually at the same time each day. Do not stop taking this medication suddenly, as it can cause serious health problems. Common side effects include headache, nausea, and dizziness. Consult your doctor if these side effects bother you. Before taking Chlorthalidone / Chlortalidone, inform your doctor about any existing kidney or liver problems. Pregnant or breastfeeding women should also consult their doctor. Tell your doctor about all other medications you are currently taking, as they may interact with Chlorthalidone / Chlortalidone. Before using this medicine, inform the doctor if you are pregnant, planning a pregnancy or breastfeeding and about your detailed medical history.

Uses

Chlorthalidone / Chlortalidone is used to treat high blood pressure. It is also used as a supportive treatment to reduce swelling caused by fluid accumulation in the body, such as that caused by heart, liver, or kidney disease.

Contraindications

When should one not use Chlorthalidone / Chlortalidone

  • If you are allergic to Chlorthalidone or any of the other ingredients of this medicine.
  • If your urine output in 24 hours is very low (less than 100ml).

Side effects

Common side effects of this drug are:

  • Headache
  • Nausea
  • Dizziness
  • Low blood pressure
  • Weakness

Precautions and Warnings

Pregnancy

Pregnancy

Components of this medicine are known to be harmful to the foetus. Thus, it should be avoided in pregnant women. If you become pregnant while on the treatment with this medicine, then immediately inform your doctor.

Breast Feeding

Breast Feeding

There is limited information available on the use of this medicine in lactating women. However, as a component of this medicine is known to be excreted in milk, this medicine should be avoided if you are breastfeeding.

Driving

Driving

Chlorthalidone / Chlortalidone may cause dizziness. If you are feeling dizzy after taking this medicine, then avoid driving.

Alcohol

Alcohol

Drinking alcohol, along with this medicine, increases dizziness. Therefore, alcohol drinking should be avoided while taking this medicine.

Other General Warnings

Other General Warnings

Talk to your doctor if
  • Your blood pressure is low or you have dehydration.
  • You have kidney disease or you are on a salt-restricted diet.
  • The use of Chlorthalidone / Chlortalidone may cause low levels of electrolytes in the body. It is advisable to monitor electrolytes periodically.

Mode of Action

How Does It Work?

Chlorthalidone / Chlortalidone lowers blood pressure by increasing the excretion of water and sodium through urine.

Interactions

Interactions with other medicines

  • Some medicines can affect the way Chlorthalidone / Chlortalidone works, or this medicine itself can reduce the effectiveness of other medicines taken at the same time.
  • Tell your doctor about all the medicines, supplements, or herbals you are currently taking or might take to avoid any possible interaction.
  • Taking Chlorthalidone / Chlortalidone, along with other medications used for high blood pressure, increases the action of other medicines.
  • Taking this medicine with lithium decreases the excretion of lithium through urine, leading to the accumulation of lithium in the body.

Interactions with food items

Chlorthalidone / Chlortalidone can be taken with or without food. However, taking it with food may help reduce gastrointestinal discomfort for some individuals.

Dosage

Overdose

Symptoms of overdose of Chlorthalidone / Chlortalidone include dizziness, weakness, nausea, etc. If you have taken too much of this medicine, then contact your doctor or reach out to the nearest hospital immediately.

Missed a Dose

If you have missed taking any dose of this medicine, then take it as soon as you remember. If it is already time for the next dose, then skip the missed dose and follow the regular dosing schedule.

Frequently Asked Questions (FAQs)

Chlorthalidone / Chlortalidone works by excreting excess water through urine. Thus, to avoid going to the bathroom at night time it should be taken in the daytime.

Chlorthalidone / Chlortalidone increases the level of uric acid in blood by decreasing its excretion through urine, leading to the accumulation of uric acid in the blood and can cause gout.

Chlorthalidone / Chlortalidone is used alone or together with other medicines to treat high blood pressure. In higher dosage, it is also used to decrease swelling caused by the accumulation of fluid in the body (oedema).

Chlorthalidone / Chlortalidone does not cause weight loss in obesity. It only causes weight loss in conditions where weight gain is due to excess water accumulated in the body due to heart disease, liver disease or kidney disease by excreting excess water through urine.

Yes, it is a diuretic that acts on the kidneys to eliminate the excess water and salt from the body.

Based on your underlying condition, your doctor will prescribe it to you for a few days or prolonged duration. Take this medicine daily only if the doctor has prescribed it to you, visit your doctor regularly to get your blood pressure checked.

No, Chlorthalidone / Chlortalidone is not a blood thinner medicine. It is an anti-hypertensive medicine used to lower the raised blood pressure and other associated complications.

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