June 27, 2016
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"What is high blood pressure (hypertension)?

High blood pressure, also known as hypertension, affects nearly a third of all Americans. With hypertension, too much force is exerted on the arteries as blood is pumped through. This results "...




Patients should inform their doctor if they have:

1) had an allergic reaction to methyclothiazide (methyclothiazide (methyclothiazide (methyclothiazide tablet 5 mg) tablet 5 mg) tablet 5 mg) or other diuretics 2) asthma 3) kidney disease 4) liver disease 5) gout 6) systemic lupus erythematosus, or 7) been taking other drugs such as cortisone, digitalis, lithium carbonate, or drugs for diabetes.

The physician should inform patients of possible side effects and caution the patient to report any of the following symptoms of electrolyte imbalance; dryness of mouth, thirst, weakness, tiredness, drowsiness, restlessness, muscle pains or cramps, nausea, vomiting or increased heart rate.

The physician should advise the patient to take this medication every day as directed. Physicians should also caution patients that drinking alcohol can increase the chance of dizziness.

Last reviewed on RxList: 6/4/2009
This monograph has been modified to include the generic and brand name in many instances.

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


Get tips on handling your hypertension.