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Quinapril Side Effects

The most commonly reported side effects of quinapril include fall, pain, and constipation, based on 15,580 FDA adverse event reports from 2004 to 2025. 4.0% of reports found the drug to be ineffective.

Quinapril side effects

Percentages show how often each reaction appears relative to total reports for quinapril.

1
Fall6.1%954
2
Pain5.2%808
3
Constipation4.8%744
4
Hypotension4.6%719
5
Balance Disorder4.2%658
6
Cognitive Disorder4.1%639
7
Orthostatic Hypotension4.0%628
8
Drug Ineffective4.0%625
9
Sedation3.7%584
10
Mobility Decreased3.6%558
11
Sedation Complication3.5%539
12
Depressed Level Of Consciousness3.4%533
13
Toxicity To Various Agents3.4%530
14
Blood Calcium Decreased3.4%522
15
Creatinine Renal Clearance Decreased3.3%518

These are voluntary reports and do not establish that quinapril caused these reactions.

Report severity

66.7%Serious10,399 reports
35.5%Hospitalizations5,527 reports
8.2%Fatal1,284 reports

Seriousness is determined by the reporter, not by OpenClaim.

Quinapril drug interactions

Other drugs that appear in adverse event reports alongside quinapril. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Amlodipine6.6%1,025
2
Omeprazole5.7%888
3
Furosemide5.3%827
4
Rosuvastatin5.2%817
5
Tiotropium-bromide5.1%792
6
Diltiazem4.8%745
7
Nitroglycerin4.6%723
8
Amitriptyline-hydrochloride4.5%708
9
Aspirin4.5%707
10
Levothyroxine-sodium4.5%703
11
Lactulose4.3%675
12
Rosiglitazone-maleate4.3%669
13
Carbamazepine4.3%668
14
Atorvastatin-calcium4.2%653
15
Levofloxacin4.2%648

Taken alongside

1
Aspirin24.2%3,764
2
Atorvastatin-calcium16.3%2,545
3
Metformin16.1%2,503
4
Hydrochlorothiazide15.7%2,440
5
Metoprolol14.1%2,193
6
Amlodipine13.7%2,142
7
Acetaminophen13.5%2,104
8
Furosemide13.3%2,076
9
Simvastatin10.4%1,616
10
Levothyroxine-sodium10.4%1,616
11
Insulin10.1%1,568
12
Omeprazole8.2%1,278
13
Ergocalciferol7.6%1,178
14
Gabapentin6.3%979
15
Albuterol6.2%968

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports quinapril side effects

53.0% of quinapril adverse event reports involve female patients and 41.4% involve male patients. The largest age group is elderly at 57%. These figures reflect who reports side effects, not underlying risk.

Sex

Female53.0%
Male41.4%
Unknown5.6%

Age group

< 2<0.1%
2–11<0.1%
12–17<0.1%
18–6442.6%
65+57.2%

What is quinapril used for

Conditions and purposes for which patients were taking quinapril when the adverse event was reported.

Acute Myocardial InfarctionAngina PectorisAngiopathyAngiotensin Converting Enzyme IncreasedAnkylosing SpondylitisAnticoagulant TherapyAntiinflammatory TherapyAortic Valve DiseaseAortic Valve IncompetenceArrhythmiaArterial Occlusive DiseaseArteriosclerosis Coronary ArteryArthralgiaArthritisAtrial Fibrillation

Showing 15 of 179 indications

Quinapril brand names and reporting trend

Quinapril is sold under the brand name Accuretic.

Brand names

Accuretic12

Quarterly reports (20042025)

20052010201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking quinapril with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.