Norvir and Myoclonus - a phase IV clinical study of FDA data

Summary:

Myoclonus is reported as a side effect among people who take Norvir (ritonavir), especially for people who are female, 50-59 old, also take Prezista, and have Depression.

The phase IV clinical study analyzes which people have Myoclonus when taking Norvir. It is created by eHealthMe based on reports of 24,715 people who have side effects when taking Norvir from the FDA, and is updated regularly.

What is Norvir?

Norvir has active ingredients of ritonavir. It is often used in hiv infection. eHealthMe is studying from 24,973 Norvir users. Check the latest studies of Norvir.

What is Myoclonus?

Myoclonus (a brief, involuntary twitching of a muscle or a group of muscles) is found to be associated with 758 drugs and 1,139 conditions by eHealthMe. Check the latest studies of Myoclonus.

On Jul, 13, 2026

24,715 people reported to have side effects when taking Norvir.
Among them, 19 people (0.08%) have Myoclonus.

Among these 19 people:

What is the gender of people who have Myoclonus when taking Norvir? *

female: 52.63 %
male: 47.37 %

What is the age of people who have Myoclonus when taking Norvir? *

What are other drugs people take besides Norvir? *

What are other side effects people have besides Myoclonus? *

Confusional State: 6 people, 31.58%
Serotonin Syndrome (occurs when two drugs that affect the body's level of serotonin are taken together at the same time): 5 people, 26.32%
Grand Mal Convulsion (a type of generalized seizure that affects the entire brain): 4 people, 21.05%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 4 people, 21.05%
Mydriasis (a dilation of the pupil): 4 people, 21.05%
Drowsiness: 4 people, 21.05%
Hyperhidrosis (abnormally increased sweating): 4 people, 21.05%
Acute Kidney Failure: 4 people, 21.05%
Tremor (trembling or shaking movements in one or more parts of your body): 4 people, 21.05%
Asterixis (flapping tremor, or liver flap): 3 people, 15.79%

What are the existing conditions these people have? *

Depression: 5 people, 26.32%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 2 people, 10.53%
Drug Exposure During Pregnancy: 2 people, 10.53%
Stress And Anxiety: 1 person, 5.26%
High Blood Pressure: 1 person, 5.26%
Cytomegalovirus Chorioretinitis (infection of choroid and retina of the eye from virus): 1 person, 5.26%
Diabetes: 1 person, 5.26%
Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 1 person, 5.26%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 5.26%
Hepatitis C: 1 person, 5.26%

* Approximation only. Some reports may have incomplete information.

Do you take Norvir and have Myoclonus?

- Check whether Myoclonus is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Norvir:

Norvir (24,973 reports)

Myoclonus treatments and more:

Myoclonus (14,211 reports)

Browse all side effects of Norvir:

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 z

Browse all the drugs that are associated with Myoclonus:

Myoclonus (758 drugs)

Browse all the conditions that are associated with Myoclonus:

Myoclonus (1,139 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on ritonavir (the active ingredients of Norvir) and Norvir (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

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.

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.