Ionamin and Fever - a phase IV clinical study of FDA data

Summary:

Fever is reported as a side effect among people who take Ionamin (phentermine resin complex), especially for people who are female, 40-49 old, also take Prozac, and have Pain.

The phase IV clinical study analyzes which people have Fever when taking Ionamin. It is created by eHealthMe based on reports of 2,396 people who have side effects when taking Ionamin from the FDA, and is updated regularly.

What is Ionamin?

Ionamin has active ingredients of phentermine resin complex. It is often used in weight loss. eHealthMe is studying from 2,408 Ionamin users. Check the latest studies of Ionamin.

What is Fever?

Fever is found to be associated with 3,494 drugs and 6,199 conditions by eHealthMe. Check the latest studies of Fever.

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, 02, 2026

2,396 people reported to have side effects when taking Ionamin.
Among them, 39 people (1.63%) have Fever.

Among these 39 people:

What is the gender of people who have Fever when taking Ionamin? *

female: 84.21 %
male: 15.79 %

What is the age of people who have Fever when taking Ionamin? *

What are other drugs people take besides Ionamin? *

What are other side effects people have besides Fever? *

Chest Pain: 23 people, 58.97%
Fatigue (feeling of tiredness): 13 people, 33.33%
Cough: 11 people, 28.21%
Dyspnea Exertional: 10 people, 25.64%
Oedema Lower Limb (fluid collection in tissue of lower leg): 9 people, 23.08%
Pleural Effusion (water on the lungs): 8 people, 20.51%
Back Pain: 8 people, 20.51%
Pulmonary Hypertension Primary (increase in blood pressure in the lung artery with no cause): 7 people, 17.95%
Mitral Valve Incompetence (inefficient heart valve): 7 people, 17.95%
Nasopharyngitis (inflammation of the nasopharynx): 7 people, 17.95%

What are the existing conditions these people have? *

Pain: 1 person, 2.56%

* Approximation only. Some reports may have incomplete information.

Do you take Ionamin and have Fever?

- Check whether Fever 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 Ionamin:

Ionamin (2,408 reports)

Fever treatments and more:

Fever (498,666 reports)

Browse all side effects of Ionamin:

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 Fever:

Fever (3,494 drugs)

Browse all the conditions that are associated with Fever:

Fever (6,199 conditions)

Related publications that referenced our studies

Schiller D, Maieron A, Sch?fl R, Donnerer J, "Drug fever due to a single dose of pantoprazole", Pharmacology, 2015 Jan .
Schiller D, Maieron A, Sch?fl R, Donnerer J, "Drug fever due to a single dose of pantoprazole", Pharmacology, 2015 Jan .

How the study uses the data?

The study uses data from the FDA. It is based on phentermine resin complex (the active ingredients of Ionamin) and Ionamin (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.