Propacet 100 and The flu - a phase IV clinical study of FDA data

Summary:

The flu is reported as a side effect among people who take Propacet 100 (acetaminophen; propoxyphene napsylate), especially for people who are female, 60+ old, also take Folic Acid, and have Gastroesophageal reflux disease.

The phase IV clinical study analyzes which people have The flu when taking Propacet 100. It is created by eHealthMe based on reports of 1,280 people who have side effects when taking Propacet 100 from the FDA, and is updated regularly.

What is Propacet 100?

Propacet 100 has active ingredients of acetaminophen; propoxyphene napsylate. eHealthMe is studying from 1,282 Propacet 100 users. Check the latest studies of Propacet 100.

What is The flu?

The flu (the flu is caused by an influenza virus) is found to be associated with 2,185 drugs and 2,715 conditions by eHealthMe. Check the latest studies of The flu.

On Jul, 11, 2026

1,280 people reported to have side effects when taking Propacet 100.
Among them, 18 people (1.41%) have The flu.

Among these 18 people:

What is the gender of people who have The flu when taking Propacet 100? *

female: 76.47 %
male: 23.53 %

What is the age of people who have The flu when taking Propacet 100? *

What are other drugs people take besides Propacet 100? *

What are other side effects people have besides The flu? *

Headache (pain in head): 9 people, 50.00%
Laryngitis (inflammation of the larynx): 8 people, 44.44%
Fall: 8 people, 44.44%
Pain: 8 people, 44.44%
Nasopharyngitis (inflammation of the nasopharynx): 8 people, 44.44%
Neck Pain: 8 people, 44.44%
Memory Loss: 8 people, 44.44%
Rhinalgia (pain in the nose): 7 people, 38.89%
Joint Pain: 7 people, 38.89%
Excoriation (to tear or wear off the skin of): 7 people, 38.89%

What are the existing conditions these people have? *

Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 38.89%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 6 people, 33.33%
High Blood Cholesterol: 2 people, 11.11%
Arthritis (form of joint disorder that involves inflammation of one or more joints): 2 people, 11.11%
Psoriatic Arthropathy (inflammation of the skin and joints with kin condition which typically causes patches (plaques) of red, scaly skin to develop): 1 person, 5.56%
High Blood Pressure: 1 person, 5.56%
Fibromyalgia (a long-term condition which causes pain all over the body): 1 person, 5.56%
Body Temperature Increased: 1 person, 5.56%

* Approximation only. Some reports may have incomplete information.

Do you take Propacet 100 and have The flu?

- Check whether The flu 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 Propacet 100:

Propacet 100 (1,282 reports)

The flu treatments and more:

The flu (145,738 reports)

How severe was The flu and when was it recovered:

The flu in Propacet 100

Expand to all the drugs that have ingredients of acetaminophen; propoxyphene napsylate:

The flu and drugs with ingredients of acetaminophen; propoxyphene napsylate

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Propacet 100:

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 The flu:

The flu (2,185 drugs)

Browse all the conditions that are associated with The flu:

The flu (2,715 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on acetaminophen; propoxyphene napsylate (the active ingredients of Propacet 100) and Propacet 100 (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.