Quinapril vs. Aspirin: side effect and effectiveness comparison - a phase IV clinical study
Summary:
We compare the side effects and drug effectiveness of Quinapril and Aspirin. The phase IV clinical study is created by eHealthMe based on reports (from sources including the FDA) of 706,570 people who take Quinapril and Aspirin, and is updated regularly. You can use the study as a second opinion to make health care decisions.
Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.
706,570 people who take Quinapril and Aspirin are studied.
What is Quinapril?
Quinapril has active ingredients of quinapril hydrochloride. It is often used in high blood pressure. eHealthMe is studying from 11,863 Quinapril users for its effectiveness, alternative drugs and more.
What is Aspirin?
Aspirin has active ingredients of aspirin. It is often used in blood clots. eHealthMe is studying from 552,868 Aspirin users for its effectiveness, alternative drugs and more.
Number of reports submitted per year:

Drugs being compared in this study:
- Quinapril (quinapril hydrochloride)
- Aspirin (aspirin)
Most common side effects of the drugs, overall:
Most common side effects of the drugs, in long term (1+ years) use:
Drug effectiveness:
Quinapril:
- not at all: 3.58 %
- somewhat: 12.05 %
- moderate: 30.62 %
- high: 38.76 %
- very high: 14.98 %
Aspirin:
- not at all: 2.36 %
- somewhat: 16.81 %
- moderate: 37.31 %
- high: 32.96 %
- very high: 10.56 %
Want to compare Quinapril with Aspirin?
Personalize this study to your gender and age (0-99+).How to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
Related publications that referenced our studies
- Alokaily FA, Alghamdi M, Almalki AS, Alhussaini H, "Aspirin induced leukocytoclastic vasculitis, lower gastrointestinal hemorrhage and acute renal failure (mimicking systemic vasculitis)", Saudi medical journal, 2013 Apr .
Related studies
Alternative drugs to, pros and cons of:
Common Quinapril side effects:
- Hypotension (abnormally low blood pressure): 990 reports
- Pain: 970 reports
- Constipation: 781 reports
- Diarrhea: 671 reports
- Drug ineffective: 669 reports
Browse all side effects of Quinapril:
a b c d e f g h i j k l m n o p q r s t u v w x y zCommon Aspirin side effects:
- Fatigue (feeling of tiredness): 37,295 reports
- Breathing difficulty: 30,192 reports
- Diarrhea: 28,557 reports
- Weakness: 26,881 reports
- Dizziness: 26,541 reports
- Drug ineffective: 22,961 reports
Browse all side effects of Aspirin:
a b c d e f g h i j k l m n o p q r s t u v w x y zHow the study uses the data?
The study is based on quinapril hydrochloride and aspirin (the active ingredients of Quinapril and Aspirin, respectively). Other drugs that have the same active ingredients (e.g. generic drugs or brand names) are also considered. Dosage of drugs is not considered in the study.
Who is eHealthMe?
With medical big data and proven AI algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 600+ medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).
WARNING, DISCLAIMER, USE FOR PUBLICATION
WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.
DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.
If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.
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