Drug reference

captopril-hydrochlorothiazide

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Drug class

Cardiovascular (Combination(CVS))

Mechanism of action

Captopril/hydrochlorothiazide is a fixed-combination tablet that combines an angiotensin-converting enzyme (ACE) inhibitor, captopril, and a thiazide diuretic, hydrochlorothiazide

Common side effects

  • Angioedema
  • Anorexia
  • Chest pain
  • Cough
  • Hypersensitivity reactions
  • Dysgeusia

Boxed warnings

  • Captopril: Discontinue as soon as possible when pregnancy is detected; affects renin-angiotensin system causing oligohydramnios, which may result in fetal injury and/or death

Contraindications

  • Hypersensitivity to either component or sulfonamides History of hereditary or idiopathic angioedema Coadministration of neprilysin inhibitors (eg, sacubitril) with ACE inhibitors may increase angioedema risk; do not administer ACE inhibitors within 36 hr of switching to or from sacubitril/val…

Related conditions

Frequently asked questions

What drug class is captopril-hydrochlorothiazide?

captopril-hydrochlorothiazide belongs to: Cardiovascular.

How does captopril-hydrochlorothiazide work?

Captopril/hydrochlorothiazide is a fixed-combination tablet that combines an angiotensin-converting enzyme (ACE) inhibitor, captopril, and a thiazide diuretic, hydrochlorothiazide

What are the common side effects of captopril-hydrochlorothiazide?

Angioedema, Anorexia, Chest pain, Cough, Hypersensitivity reactions, Dysgeusia

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

Browse A–Z · Drug reference