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Hydrochlorothiazide

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Click on an icon to view.The dosage that your healthcare provider recommends will vary depending on a number of factors, including:
- Other medical conditions you may have
- Other medications you may be currently taking
- How you respond to hydrochlorothiazide.
As with any medication, do not adjust your dose unless your healthcare provider specifically instructs you to do so.
(Click Hydrochlorothiazide Dosing for more information.)
As with any medicine, there are possible side effects with this medication. However, not everyone who takes it will experience side effects. When they do occur, side effects are often minor, meaning that they require no treatment or are easily treated by you or your healthcare provider. Serious side effects are less common.
The most common side effects seen in people with high blood pressure include:
- Low blood potassium levels (hypokalemia) or other electrolyte imbalances
- Dizziness
- Upset stomach (nausea) or vomiting.
(Click Side Effects of Hydrochlorothiazide to learn about specific side effects of the drug, including serious side effects to look out for.)
You can also read about other possible side effects by going to the following eMedTV articles:
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD