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Quinapril vs. Lisinopril

Quinapril (also known by its brand name, Accupril) is an angiotensin-converting enzyme (ACE) inhibitor. It's used to treat high blood pressure and heart failure in adults. This medication is available as a lower-cost generic tablet that's taken by mouth once or twice per day. Side effects include headache, dizziness, and cough.

• High blood pressure
• Heart failure

High blood pressure:

• Headache (6%)
• Dizziness (4%)
• Fatigue (3%)

Heart failure:

• Dizziness (8%)
• Cough (4%)
• Fatigue (3%)
• Low blood pressure (3%)

• Not safe during pregnancy
• Angioedema (swelling)
• Low blood pressure
• Worsening kidney problems
• High potassium levels
• Liver problems

Lisinopril (Zestril) is an angiotensin-converting enzyme inhibitor, or ACE inhibitor. It's used to treat high blood pressure in people 6 years and older. In adults, it's also approved to manage heart failure and to lower the risk of death after a heart attack. Lisinopril (Zestril) comes as a tablet that's taken by mouth once daily. There's also an oral solution available under the brand name Qbrelis. Some side effects include dizziness, cough, and headache.

• High blood pressure in people ages 6 years and older
• Heart failure in adults
• Lowering the risk of death after a heart attack in adults

• Dizziness (up to 19%)
• Low blood pressure (up to 11%)
• Higher creatinine levels (up to 10%)

• Harm to an unborn baby
• Angioedema (swelling)
• Low blood pressure
• Possible worsening of kidney problems
• High potassium levels
• Liver problems