Megace and Oxygen saturation decreased - a phase IV clinical study of FDA data

Summary:

Oxygen saturation decreased 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 Reglan, and have Metastatic neoplasm.

The phase IV clinical study analyzes which people have Oxygen saturation decreased 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 Oxygen saturation decreased?

Oxygen saturation decreased is found to be associated with 1,853 drugs and 2,095 conditions by eHealthMe. Check the latest studies of Oxygen saturation decreased.

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, 27, 2026

9,969 people reported to have side effects when taking Megace.
Among them, 52 people (0.52%) have Oxygen saturation decreased.

Could Megace cause Oxygen saturation decreased?

Among these 52 people:

How long have people been on Megace when they have Oxygen saturation decreased? *

What is the gender of people who have Oxygen saturation decreased when taking Megace? *

female: 40.38 %
male: 59.62 %

What is the age of people who have Oxygen saturation decreased when taking Megace? *

What are other drugs people take besides Megace? *

What are other side effects people have besides Oxygen saturation decreased? *

Dyspnea (difficult or laboured breathing): 15 people, 28.85%
Fatigue (feeling of tiredness): 15 people, 28.85%
Dehydration (dryness resulting from the removal of water): 12 people, 23.08%
Cough: 10 people, 19.23%
Pneumonia: 9 people, 17.31%
Weakness: 9 people, 17.31%
Haemoglobin Decreased: 8 people, 15.38%
Acute Kidney Failure: 8 people, 15.38%
Nausea (feeling of having an urge to vomit): 7 people, 13.46%
Fever: 7 people, 13.46%

What are the existing conditions these people have? *

Metastatic Neoplasm (spreadable cancer tumour): 3 people, 5.77%
Prostate Cancer Metastatic: 2 people, 3.85%
Pain: 2 people, 3.85%
Non-Small Cell Lung Cancer Stage Iv: 2 people, 3.85%
Multiple Myeloma (cancer of the plasma cells): 2 people, 3.85%
Weight Decreased: 1 person, 1.92%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 1.92%
Anorexia (eating disorder characterized by immoderate food restriction and irrational fear of gaining weight): 1 person, 1.92%
Appetite Disorder (abnormal eating habits): 1 person, 1.92%
Breast Cancer: 1 person, 1.92%

* Approximation only. Some reports may have incomplete information.

Do you take Megace and have Oxygen saturation decreased?

- Check whether Oxygen saturation decreased is associated with a drug or a condition
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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 Oxygen saturation decreased:

Oxygen saturation decreased (1,853 drugs)

Browse all the conditions that are associated with Oxygen saturation decreased:

Oxygen saturation decreased (2,095 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.