Acetaminophen vs. Klonopin: side effect and effectiveness comparison (a real world drug study)
Summary:
We compare the side effects and drug effectiveness of Acetaminophen and Klonopin. The phase IV clinical study is created by eHealthMe based on reports (from sources including the FDA) of 707,740 people who take Acetaminophen and Klonopin, and is updated regularly.
What is Acetaminophen?
Acetaminophen has active ingredients of acetaminophen. It is often used in pain. eHealthMe is studying from 183,077 Acetaminophen users. Check the latest studies of Acetaminophen.
What is Klonopin?
Klonopin has active ingredients of clonazepam. It is often used in stress and anxiety. eHealthMe is studying from 65,112 Klonopin users. Check the latest studies of Klonopin.
eHealthMe: drug outcomes in the real world
eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.
707,740 people who take Acetaminophen and Klonopin are studied.

Drugs being compared in this study:
- Klonopin (clonazepam)
- Acetaminophen (acetaminophen)
Most common side effects of the drugs, overall:
Most common side effects of the drugs, in long term (1+ years) use:
Drug effectiveness:
Acetaminophen:
- not at all: 5.47 %
- somewhat: 27.71 %
- moderate: 39.21 %
- high: 22.62 %
- very high: 4.99 %
Klonopin:
- not at all: 2.07 %
- somewhat: 16.44 %
- moderate: 32.34 %
- high: 34.14 %
- very high: 15.01 %
Want to compare Acetaminophen with Klonopin?
- Personalize this study to your gender and age (0-99+)How to use the study?
DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.
Related publications that referenced our studies
- McFarlane SI, "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2015 Jan .
- Ashkar AG, Goldberg T, Maraj I, Masters A, McFarlane SI, "Torsades De Pointes Induced by Methadone and Clonazepam Use", International Journal of Medical and Pharmaceutical Case Reports, 2015 Jan .
- McFarlane, S. I. , "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2014 Jan .
- McFarlane SI, "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2015 Jan .
- Ashkar AG, Goldberg T, Maraj I, Masters A, McFarlane SI, "Torsades De Pointes Induced by Methadone and Clonazepam Use", International Journal of Medical and Pharmaceutical Case Reports, 2015 Jan .
- McFarlane, S. I. , "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2014 Jan .
Related studies
Alternative drugs to, pros and cons of:
- Acetaminophen (181,091 reports)
- Klonopin (59,540 reports)
Browse all side effects of Acetaminophen:
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 zBrowse all side effects of Klonopin:
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 acetaminophen and clonazepam (the active ingredients of Acetaminophen and Klonopin, 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/ML 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 800+ peer-reviewed 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.
Recent studies on eHealthMe:
- Capecitabine and Aprepitant drug interactions for men aged 50-59 - 3 seconds ago
- Could Bisoprolol Fumarate cause Head Injury? - 8 seconds ago
- Drug interactions of Methocarbamol and Neulasta - 29 seconds ago
- Pyrazinamide and Dyspnea Exacerbated for Men aged 20-29 - 42 seconds ago
- Pyrazinamide and Dyspnoea Exacerbated for Men aged 20-29 - 43 seconds ago
- Drug interactions of Xanax and Gammagard - a minute ago
- Could Benzonatate cause Transient Ischaemic Attack? - a minute ago
- Drug interactions of Fentanyl and Norfloxacin - a minute ago
- Drug interactions of Norfloxacin and Metformin - a minute ago
- Could Methotrexate Sodium cause Oral Lichen Planus? - a minute ago