Pharmacy PEBC Practice Exam

Thiazide diuretics are primarily used for the management of hypertension and edema. These medications work by promoting the excretion of sodium and water from the kidneys, which helps to lower blood pressure and reduce fluid retention in various conditions. The reduction in blood volume leads to decreased cardiac output and vascular resistance, effectively lowering blood pressure.

In addition to their effectiveness in treating hypertension, thiazide diuretics are also beneficial in managing edema associated with heart failure, liver cirrhosis, or nephrotic syndrome. Their role in these conditions is due to their ability to decrease excess fluid in the body, thus relieving symptoms related to swelling and pressure.

Other choices listed do not align with the primary therapeutic uses of thiazide diuretics. For example, while thiazides have an effect on fluid balance, they are not indicated for treating diabetes or managing anxiety and pain, as those conditions require different therapeutic approaches and medications.