Megace and Electrocardiogram qt prolonged - a phase IV clinical study of FDA data

Summary:

Electrocardiogram qt prolonged is reported as a side effect among people who take Megace (megestrol acetate), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Lasix, and have Pain.

The phase IV clinical study analyzes which people have Electrocardiogram qt prolonged when taking Megace. It is created by eHealthMe based on reports of 9,969 people who have side effects when taking Megace from the FDA, and is updated regularly.

What is Megace?

Megace has active ingredients of megestrol acetate. It is often used in weight loss. eHealthMe is studying from 10,095 Megace users. Check the latest studies of Megace.

What is Electrocardiogram qt prolonged?

Electrocardiogram qt prolonged is found to be associated with 1,393 drugs and 1,518 conditions by eHealthMe. Check the latest studies of Electrocardiogram qt prolonged.

On Aug, 10, 2026

9,969 people reported to have side effects when taking Megace.
Among them, 36 people (0.36%) have Electrocardiogram qt prolonged.

Could Megace cause Electrocardiogram qt prolonged?

Among these 36 people:

How long have people been on Megace when they have Electrocardiogram qt prolonged? *

What is the gender of people who have Electrocardiogram qt prolonged when taking Megace? *

female: 33.33 %
male: 66.67 %

What is the age of people who have Electrocardiogram qt prolonged when taking Megace? *

What are other drugs people take besides Megace? *

What are other side effects people have besides Electrocardiogram qt prolonged? *

Oedema Peripheral (superficial swelling): 14 people, 38.89%
Weakness: 13 people, 36.11%
Lung Infiltration (a substance that normally includes fluid, inflammatory exudates or cells that fill a region of lung): 13 people, 36.11%
Cardiac Failure Congestive: 13 people, 36.11%
Fatigue (feeling of tiredness): 12 people, 33.33%
Pleural Effusion (water on the lungs): 12 people, 33.33%
Thrombocytopenia (decrease of platelets in blood): 12 people, 33.33%
Cardiomyopathy (weakening of the heart muscle): 11 people, 30.56%
Dyspnea (difficult or laboured breathing): 11 people, 30.56%
Pulmonary Oedema (fluid accumulation in the lungs): 11 people, 30.56%

What are the existing conditions these people have? *

Chronic Myeloid Leukaemia (long lasting type of cancer that starts in the blood-forming cells of the bone marrow and invades the blood): 10 people, 27.78%
Pain: 10 people, 27.78%
Itching: 8 people, 22.22%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 19.44%
Diarrhea: 7 people, 19.44%
Indigestion: 7 people, 19.44%
Depression: 5 people, 13.89%
Coronary Heart Disease (narrowing or blockage of the coronary arteries): 5 people, 13.89%
Weight Decreased: 5 people, 13.89%
Insomnia (sleeplessness): 3 people, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Megace and have Electrocardiogram qt prolonged?

- Check whether Electrocardiogram qt prolonged 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 Megace:

Megace (10,095 reports)

Browse all side effects of Megace:

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 Electrocardiogram qt prolonged:

Electrocardiogram qt prolonged (1,393 drugs)

Browse all the conditions that are associated with Electrocardiogram qt prolonged:

Electrocardiogram qt prolonged (1,518 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on megestrol acetate (the active ingredients of Megace) and Megace (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.