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Pegintron and Rectal haemorrhage - a phase IV clinical study of FDA data

Summary:

Rectal haemorrhage is reported as a side effect among people who take Pegintron (peginterferon alfa-2b), especially for people who are male, 50-59 old, have been taking the drug for 1 - 6 months also take Ribavirin, and have Proctalgia.

The phase IV clinical study analyzes which people have Rectal haemorrhage when taking Pegintron. It is created by eHealthMe based on reports of 10,295 people who have side effects when taking Pegintron from the FDA, and is updated regularly.

What is Pegintron?

Pegintron has active ingredients of peginterferon alfa-2b. It is often used in hepatitis c. eHealthMe is studying from 10,326 Pegintron users. Check the latest studies of Pegintron.

What is Rectal haemorrhage?

Rectal haemorrhage (bleeding from anus) is found to be associated with 1,729 drugs and 1,597 conditions by eHealthMe. Check the latest studies of Rectal haemorrhage.

On Jul, 08, 2026

10,295 people reported to have side effects when taking Pegintron.
Among them, 24 people (0.23%) have Rectal haemorrhage.

Could Pegintron cause Rectal haemorrhage?

Among these 24 people:

How long have people been on Pegintron when they have Rectal haemorrhage? *

  • < 1 month: 25 %
  • 1 - 6 months: 50 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 25 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Rectal haemorrhage when taking Pegintron? *

  • female: 36.36 %
  • male: 63.64 %

What is the age of people who have Rectal haemorrhage when taking Pegintron? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 8.33 %
  • 40-49: 33.33 %
  • 50-59: 58.33 %
  • 60+: 0.0 %

What are other drugs people take besides Pegintron? *

  1. Ribavirin: 9 people, 37.50%
  2. Incivek: 6 people, 25.00%
  3. Ribasphere: 5 people, 20.83%
  4. Rebetol: 4 people, 16.67%
  5. Norvasc: 3 people, 12.50%
  6. Advil: 3 people, 12.50%
  7. Sovaldi: 2 people, 8.33%
  8. Evista: 2 people, 8.33%
  9. Victrelis: 2 people, 8.33%
  10. Cozaar: 2 people, 8.33%

What are other side effects people have besides Rectal haemorrhage? *

  1. Nausea (feeling of having an urge to vomit): 10 people, 41.67%
  2. Anorectal Discomfort: 8 people, 33.33%
  3. Headache (pain in head): 7 people, 29.17%
  4. Weakness: 6 people, 25.00%
  5. Fatigue (feeling of tiredness): 6 people, 25.00%
  6. Dyspnea (difficult or laboured breathing): 6 people, 25.00%
  7. Pain: 5 people, 20.83%
  8. Diarrhea: 5 people, 20.83%
  9. Weight Decreased: 5 people, 20.83%
  10. Anaemia (lack of blood): 5 people, 20.83%

What are the existing conditions these people have? *

  1. Proctalgia (pain in the rectum): 1 person, 4.17%

* Approximation only. Some reports may have incomplete information.

Do you take Pegintron and have Rectal haemorrhage?

- Check whether Rectal haemorrhage 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 Pegintron:

Rectal haemorrhage treatments and more:

How severe was Rectal haemorrhage and when was it recovered:

Expand to all the drugs that have ingredients of peginterferon alfa-2b:

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 Pegintron:

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 Rectal haemorrhage:

Browse all the conditions that are associated with Rectal haemorrhage:

How the study uses the data?

The study uses data from the FDA. It is based on peginterferon alfa-2b (the active ingredients of Pegintron) and Pegintron (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.

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