Lisinopril/hydrochlorothiazide, sold under the brand name Zestoretic among others, is a fixed-dose combination medication used for the treatment of high blood pressure (hypertension).[2] It contains lisinopril, an ACE inhibitor, and hydrochlorothiazide, a diuretic.[2] Typically, it becomes an option once a person is doing well on the individual components. It is taken by mouth.
Common side effects include dizziness, headache, cough, and feeling tired.[2] Severe side effects may include angioedema and low blood pressure.[2] Use during pregnancy may harm the baby.[2]
The combination was approved for medical use in the United States in 1989.[3] It is on the World Health Organization's List of Essential Medicines.[4] It is available as a generic medication.[5] In 2023, the combination was the 58th most commonly prescribed medication in the United States, with more than 10million prescriptions.[6][7]
Medical uses
Lisinopril/hydrochlorothiazide is indicated for the treatment of hypertension, to lower blood pressure.[2]
Adverse effects
The US Food and Drug Administration prescribing information for the combination contains a boxed warning about harm to the baby.[2]
References
- Product monograph brand safety updates Health Canada, February 2024, retrieved 24 March 2024^
- Zestoretic- lisinopril and hydrochlorothiazide tablet DailyMed, retrieved 9 February 2022^
- Hydrochlorothiazide and lisinopril Uses, Side Effects & Warnings Drugs.com, Cerner Multum, retrieved 26 December 2018^
- The selection and use of essential medicines 2023: web annex A: World Health Organization model list of essential medicines: 23rd list (2023) World Health Organization, 2023^
- British national formulary : BNF 74 British Medical Association, 2017^
- Top 300 of 2023 ClinCalc, retrieved 12 August 2025^
- Hydrochlorothiazide; Lisinopril Drug Usage Statistics, United States, 2013 - 2023 ClinCalc, retrieved 18 August 2025^