Letairis and Gastroenteritis - a phase IV clinical study of FDA data

Summary:

Gastroenteritis is reported as a side effect among people who take Letairis (ambrisentan), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Remodulin, and have Connective tissue disorder.

The phase IV clinical study analyzes which people have Gastroenteritis when taking Letairis. It is created by eHealthMe based on reports of 93,991 people who have side effects when taking Letairis from the FDA, and is updated regularly.

What is Letairis?

Letairis has active ingredients of ambrisentan. It is often used in pulmonary hypertension. eHealthMe is studying from 94,041 Letairis users. Check the latest studies of Letairis.

What is Gastroenteritis?

Gastroenteritis (inflammation of stomach and intestine) is found to be associated with 1,348 drugs and 1,278 conditions by eHealthMe. Check the latest studies of Gastroenteritis.

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 Aug, 26, 2026

93,991 people reported to have side effects when taking Letairis.
Among them, 38 people (0.04%) have Gastroenteritis.

Among these 38 people:

How long have people been on Letairis when they have Gastroenteritis? *

What is the gender of people who have Gastroenteritis when taking Letairis? *

female: 86.84 %
male: 13.16 %

What is the age of people who have Gastroenteritis when taking Letairis? *

What are other drugs people take besides Letairis? *

What are other side effects people have besides Gastroenteritis? *

Nausea And Vomiting: 11 people, 28.95%
Nausea (feeling of having an urge to vomit): 9 people, 23.68%
Dehydration (dryness resulting from the removal of water): 9 people, 23.68%
Diarrhea: 9 people, 23.68%
Malaise (a feeling of general discomfort or uneasiness): 5 people, 13.16%
Hypotension (abnormally low blood pressure): 5 people, 13.16%
Thrombocytopenia (decrease of platelets in blood): 4 people, 10.53%
Infusion Site Erythema (reddening of the skin at infusion site): 4 people, 10.53%
Hypokalemia (low potassium): 4 people, 10.53%
Abdominal Pain Upper: 4 people, 10.53%

What are the existing conditions these people have? *

Connective Tissue Disorder (any disease that has the connective tissues of the body): 4 people, 10.53%
Cor Pulmonale Chronic (long lasting enlargement of the right ventricle of the heart): 3 people, 7.89%
Systemic Lupus Erythematosus (an autoimmune disease, which means the body's immune system mistakenly, attacks healthy tissue): 2 people, 5.26%
Sleep Apnea Syndrome: 2 people, 5.26%
Sarcoidosis (an inflammatory disease that affects multiple organs in the body, but mostly the lungs and lymph glands): 2 people, 5.26%
Headache (pain in head): 2 people, 5.26%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 2 people, 5.26%
Stress And Anxiety: 1 person, 2.63%
Sleep Disorder: 1 person, 2.63%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 2.63%

* Approximation only. Some reports may have incomplete information.

Do you take Letairis and have Gastroenteritis?

- Check whether Gastroenteritis 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 Letairis:

Letairis (94,041 reports)

Gastroenteritis treatments and more:

Gastroenteritis (21,518 reports)

Browse all side effects of Letairis:

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 Gastroenteritis:

Gastroenteritis (1,348 drugs)

Browse all the conditions that are associated with Gastroenteritis:

Gastroenteritis (1,278 conditions)

How the study uses the data?

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