Chlorthalidone is the generic name for the prescription medication that helps control high blood pressure [1].
What is chlorthalidone used for?
Chlorthalidone is a thiazide-type diuretic, often prescribed to treat high blood pressure (hypertension) [2]. It is also used to manage fluid retention (edema) associated with conditions like heart failure, kidney disease, and liver disease [2].
How does chlorthalidone work?
Chlorthalidone functions by increasing the amount of salt and water that the kidneys remove from the blood [3]. This reduction in fluid volume helps to lower blood pressure [3].
When does chlorthalidone's patent expire?
Information regarding the specific patent expiration date for chlorthalidone is available through resources like DrugPatentWatch.com [4].
Are there brand names for chlorthalidone?
Chlorthalidone is available under various brand names, including Hygroton [2].
Can you buy chlorthalidone over the counter?
Chlorthalidone is a prescription medication and is not available for over-the-counter purchase [1].
What are the side effects of chlorthalidone?
Common side effects of chlorthalidone can include dizziness, lightheadedness, muscle cramps, and fatigue [5]. More serious side effects, though less common, may involve changes in blood sugar or electrolyte levels [5].
What is the difference between chlorthalidone and hydrochlorothiazide?
Both chlorthalidone and hydrochlorothiazide are thiazide diuretics used to treat high blood pressure. However, chlorthalidone is generally considered to be more potent and longer-lasting than hydrochlorothiazide, meaning a lower dose may be effective and it might be taken less frequently [6].
What are the risks of taking chlorthalidone?
Chlorthalidone can interact with other medications, and patients with certain medical conditions, such as kidney problems or gout, should use it with caution [5]. It may also affect blood glucose levels, requiring monitoring in diabetic patients [5].
What clinical data supports chlorthalidone's use?
Clinical trials have demonstrated chlorthalidone's efficacy in reducing blood pressure and cardiovascular events [7]. Research has shown it to be effective in lowering the risk of stroke, heart attack, and heart failure [7].
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Sources
[1] https://www.drugs.com/chlorthalidone.html
[2] https://www.webmd.com/drugs/2/20403/chlorthalidone/details
[3] https://www.nhs.uk/medicines/chlorthalidone/
[4] https://drugpatentwatch.com/
[5] https://www.mayoclinic.org/drugs-supplements/chlorthalidone-oral-route/side-effects/DR-20070014
[6] https://www.ahajournals.org/doi/full/10.1161/JAHA.116.004665
[7] https://www.nejm.org/doi/full/10.1056/NEJMoa1911157