Ultravist and Muscle twitching - a phase IV clinical study of FDA data

Summary:

Muscle twitching is reported as a side effect among people who take Ultravist (iopromide), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Aspirin, and have Arteriosclerosis coronary artery.

The phase IV clinical study analyzes which people have Muscle twitching when taking Ultravist. It is created by eHealthMe based on reports of 9,241 people who have side effects when taking Ultravist from the FDA, and is updated regularly.

What is Ultravist?

Ultravist has active ingredients of iopromide. eHealthMe is studying from 9,246 Ultravist users. Check the latest studies of Ultravist.

What is Muscle twitching?

Muscle twitching is found to be associated with 1,235 drugs and 1,905 conditions by eHealthMe. Check the latest studies of Muscle twitching.

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 >>>.

On Sep, 02, 2026

9,241 people reported to have side effects when taking Ultravist.
Among them, 12 people (0.13%) have Muscle twitching.

Among these 12 people:

How long have people been on Ultravist when they have Muscle twitching? *

What is the gender of people who have Muscle twitching when taking Ultravist? *

female: 58.33 %
male: 41.67 %

What is the age of people who have Muscle twitching when taking Ultravist? *

What are other drugs people take besides Ultravist? *

What are other side effects people have besides Muscle twitching? *

Hypotension (abnormally low blood pressure): 4 people, 33.33%
Loss Of Consciousness: 3 people, 25.00%
Unresponsive To Stimuli: 3 people, 25.00%
Abdominal Pain Upper: 2 people, 16.67%
Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 2 people, 16.67%
Hypersensitivity: 2 people, 16.67%
Skin - Clammy: 2 people, 16.67%
Trismus (reduced opening of the jaws): 2 people, 16.67%
Leukodystrophy (degeneration of the white matter in the brain): 2 people, 16.67%
Fainting (loss of consciousness and postural tone): 2 people, 16.67%

What are the existing conditions these people have? *

Arteriosclerosis Coronary Artery (thickening and hardening of arteries- coronary artery): 2 people, 16.67%
Sleep Disorder: 1 person, 8.33%
Sleep Apnea (a type of sleep disorder characterized by pauses in breathing): 1 person, 8.33%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 1 person, 8.33%
Coronary Heart Disease (narrowing or blockage of the coronary arteries): 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Ultravist and have Muscle twitching?

- Check whether Muscle twitching 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 Ultravist:

Ultravist (9,246 reports)

Muscle twitching treatments and more:

Muscle twitching (29,030 reports)

Browse all side effects of Ultravist:

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 Muscle twitching:

Muscle twitching (1,235 drugs)

Browse all the conditions that are associated with Muscle twitching:

Muscle twitching (1,905 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on iopromide (the active ingredients of Ultravist) and Ultravist (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.