Aprepitant and Presyncope - a phase IV clinical study of FDA data

Summary:

Presyncope is reported as a side effect among people who take Aprepitant (aprepitant), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Ondansetron, and have Nausea and vomiting.

The phase IV clinical study analyzes which people have Presyncope when taking Aprepitant. It is created by eHealthMe based on reports of 6,989 people who have side effects when taking Aprepitant from the FDA, and is updated regularly.

What is Aprepitant?

Aprepitant has active ingredients of aprepitant. eHealthMe is studying from 6,992 Aprepitant users. Check the latest studies of Aprepitant.

What is Presyncope?

Presyncope is found to be associated with 1,444 drugs and 1,270 conditions by eHealthMe. Check the latest studies of Presyncope.

On Oct, 26, 2025

6,989 people reported to have side effects when taking Aprepitant.
Among them, 13 people (0.19%) have Presyncope.

Among these 13 people:

How long have people been on Aprepitant when they have Presyncope? *

What is the gender of people who have Presyncope when taking Aprepitant? *

female: 41.67 %
male: 58.33 %

What is the age of people who have Presyncope when taking Aprepitant? *

What are other drugs people take besides Aprepitant? *

Ondansetron: 7 people, 53.85%
Dexamethasone: 5 people, 38.46%
Cisplatin: 4 people, 30.77%
Paracetamol: 3 people, 23.08%
Betamethasone Sodium Phosphate: 3 people, 23.08%
Docetaxel: 3 people, 23.08%
Acetaminophen: 2 people, 15.38%
Ifosfamide: 2 people, 15.38%
Etoposide: 2 people, 15.38%
Lactulose: 2 people, 15.38%

What are other side effects people have besides Presyncope? *

Diarrhea: 5 people, 38.46%
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets): 4 people, 30.77%
Hypokalemia (low potassium): 4 people, 30.77%
Fall: 4 people, 30.77%
Weakness: 4 people, 30.77%
Rib Fracture: 4 people, 30.77%
Febrile Neutropenia (fever with reduced white blood cells): 3 people, 23.08%
Rashes (redness): 2 people, 15.38%
Dyspnea (difficult or laboured breathing): 2 people, 15.38%
Mucosal Inflammation (infection of mucous membrane): 2 people, 15.38%

What are the existing conditions these people have? *

Nausea And Vomiting: 4 people, 30.77%
Non-Hodgkin's Lymphoma (malignant (cancer) cells form in the lymph system): 3 people, 23.08%
Scar: 2 people, 15.38%
Pain: 2 people, 15.38%
Nausea (feeling of having an urge to vomit): 1 person, 7.69%
Laxative Supportive Care: 1 person, 7.69%
Ewing's Sarcoma (malignant small, round, blue cell tumour): 1 person, 7.69%
Constipation: 1 person, 7.69%
Burkitt Lymphoma (cancer of the lymphatic system): 1 person, 7.69%
Breast Cancer: 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Aprepitant and have Presyncope?

- Check whether Presyncope 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 Aprepitant:

Aprepitant (6,992 reports)

Presyncope treatments and more:

Presyncope (26,156 reports)

Browse all side effects of Aprepitant:

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 Presyncope:

Presyncope (1,444 drugs)

Browse all the conditions that are associated with Presyncope:

Presyncope (1,270 conditions)

How the study uses the data?

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