Sustiva and Abdominal tenderness - a phase IV clinical study of FDA data

Summary:

Abdominal tenderness is reported as a side effect among people who take Sustiva (efavirenz), especially for people who are female, 40-49 old, have been taking the drug for 6 - 12 months also take Bactrim, and have Gastroesophageal reflux disease.

The phase IV clinical study analyzes which people have Abdominal tenderness when taking Sustiva. It is created by eHealthMe based on reports of 10,977 people who have side effects when taking Sustiva from the FDA, and is updated regularly.

What is Sustiva?

Sustiva has active ingredients of efavirenz. It is often used in hiv infection. eHealthMe is studying from 11,040 Sustiva users. Check the latest studies of Sustiva.

What is Abdominal tenderness?

Abdominal tenderness is found to be associated with 776 drugs and 1,359 conditions by eHealthMe. Check the latest studies of Abdominal tenderness.

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, 03, 2026

10,977 people reported to have side effects when taking Sustiva.
Among them, 11 people (0.1%) have Abdominal tenderness.

Could Sustiva cause Abdominal tenderness?

Among these 11 people:

How long have people been on Sustiva when they have Abdominal tenderness? *

What is the gender of people who have Abdominal tenderness when taking Sustiva? *

female: 63.64 %
male: 36.36 %

What is the age of people who have Abdominal tenderness when taking Sustiva? *

What are other drugs people take besides Sustiva? *

What are other side effects people have besides Abdominal tenderness? *

Nausea (feeling of having an urge to vomit): 5 people, 45.45%
Abdominal Distension: 4 people, 36.36%
Respiratory Distress (difficulty in breathing): 4 people, 36.36%
Weakness: 4 people, 36.36%
Fatigue (feeling of tiredness): 4 people, 36.36%
Gastric Ulcer (stomach ulcer): 3 people, 27.27%
Guillain-Barre Syndrome (the body's immune system attacks its peripheral nervous system): 3 people, 27.27%
Dyspnea (difficult or laboured breathing): 3 people, 27.27%
Memory Loss: 3 people, 27.27%
Consciousness - Decreased: 3 people, 27.27%

What are the existing conditions these people have? *

Prostatic Disorder: 2 people, 18.18%
Immunodeficiency Disorders: 2 people, 18.18%
High Blood Cholesterol: 2 people, 18.18%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 18.18%
Gastric Ulcer (stomach ulcer): 1 person, 9.09%
Cardiac Disorder: 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Sustiva and have Abdominal tenderness?

- Check whether Abdominal tenderness 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 Sustiva:

Sustiva (11,040 reports)

Browse all side effects of Sustiva:

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 Abdominal tenderness:

Abdominal tenderness (776 drugs)

Browse all the conditions that are associated with Abdominal tenderness:

Abdominal tenderness (1,359 conditions)

How the study uses the data?

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