Peginterferon and Flank pain - a phase IV clinical study of FDA data

Summary:

Flank pain is reported as a side effect among people who take Peginterferon (peginterferon alfa-2a; ribavirin), especially for people who are male, 50-59 old, have been taking the drug for 1 - 6 months also take Ribavirin, and have Anaemia.

The phase IV clinical study analyzes which people have Flank pain when taking Peginterferon. It is created by eHealthMe based on reports of 13,689 people who have side effects when taking Peginterferon from the FDA, and is updated regularly.

What is Peginterferon?

Peginterferon has active ingredients of peginterferon alfa-2a; ribavirin. It is often used in hepatitis c. eHealthMe is studying from 13,778 Peginterferon users. Check the latest studies of Peginterferon.

What is Flank pain?

Flank pain (a distressing sensation experienced around the lower back and the upper abdomen) is found to be associated with 1,129 drugs and 1,476 conditions by eHealthMe. Check the latest studies of Flank pain.

On Jul, 20, 2026

13,689 people reported to have side effects when taking Peginterferon.
Among them, 15 people (0.11%) have Flank pain.

Among these 15 people:

How long have people been on Peginterferon when they have Flank pain? *

What is the gender of people who have Flank pain when taking Peginterferon? *

female: 50 %
male: 50 %

What is the age of people who have Flank pain when taking Peginterferon? *

What are other drugs people take besides Peginterferon? *

Ribavirin: 13 people, 86.67%
Ibuprofen: 5 people, 33.33%
Mirtazapine: 5 people, 33.33%
Aranesp: 4 people, 26.67%
Acetaminophen: 3 people, 20.00%
Losartan: 3 people, 20.00%
Methadone Hydrochloride: 3 people, 20.00%
Paracetamol: 2 people, 13.33%
Incivek: 2 people, 13.33%
Losartan Potassium: 2 people, 13.33%

What are other side effects people have besides Flank pain? *

Anaemia (lack of blood): 11 people, 73.33%
Nausea (feeling of having an urge to vomit): 8 people, 53.33%
Cough: 7 people, 46.67%
Muscle Spasms (muscle contraction): 7 people, 46.67%
Urination - Painful: 5 people, 33.33%
Urinary Tract Infection: 5 people, 33.33%
Escherichia Test Positive: 5 people, 33.33%
Lower Respiratory Tract Infection: 5 people, 33.33%
Renal Impairment (severely reduced kidney function): 5 people, 33.33%
Pollakiuria (abnormally frequent passage of relatively small quantities or urine): 5 people, 33.33%

What are the existing conditions these people have? *

Pain: 5 people, 33.33%
Depression: 5 people, 33.33%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 5 people, 33.33%
Anaemia (lack of blood): 5 people, 33.33%
High Blood Pressure: 4 people, 26.67%
Nausea (feeling of having an urge to vomit): 2 people, 13.33%

* Approximation only. Some reports may have incomplete information.

Do you take Peginterferon and have Flank pain?

- Check whether Flank pain 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 Peginterferon:

Peginterferon (13,778 reports)

Flank pain treatments and more:

Flank pain (12,893 reports)

How severe was Flank pain and when was it recovered:

Flank pain in Peginterferon

Expand to all the drugs that have ingredients of peginterferon alfa-2a; ribavirin:

Flank pain and drugs with ingredients of peginterferon alfa-2a; ribavirin

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 Peginterferon:

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 Flank pain:

Flank pain (1,129 drugs)

Browse all the conditions that are associated with Flank pain:

Flank pain (1,476 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on peginterferon alfa-2a; ribavirin (the active ingredients of Peginterferon) and Peginterferon (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.