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Ranitidine and Application site rash - a phase IV clinical study of FDA data

Summary:

Application site rash is reported as a side effect among people who take Ranitidine (ranitidine), especially for people who are female, 60+ old, have been taking the drug for 10+ years also take Vitamin B12, and have Attention deficit hyperactivity disorder.

The phase IV clinical study analyzes which people have Application site rash when taking Ranitidine. It is created by eHealthMe based on reports of 233,168 people who have side effects when taking Ranitidine from the FDA, and is updated regularly.

What is Ranitidine?

Ranitidine has active ingredients of ranitidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 234,475 Ranitidine users. Check the latest studies of Ranitidine.

What is Application site rash?

Application site rash is found to be associated with 392 drugs and 629 conditions by eHealthMe. Check the latest studies of Application site rash.

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, 30, 2026

233,168 people reported to have side effects when taking Ranitidine.
Among them, 21 people (0.01%) have Application site rash.

Could Ranitidine cause Application site rash?

Among these 21 people:

How long have people been on Ranitidine when they have Application site rash? *

  • < 1 month: 0.0 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 100 %

What is the gender of people who have Application site rash when taking Ranitidine? *

  • female: 57.89 %
  • male: 42.11 %

What is the age of people who have Application site rash when taking Ranitidine? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 12.5 %
  • 20-29: 0.0 %
  • 30-39: 6.25 %
  • 40-49: 12.5 %
  • 50-59: 25.0 %
  • 60+: 43.75 %

What are other drugs people take besides Ranitidine? *

  1. Vitamin B12: 3 people, 14.29%
  2. Zyrtec: 2 people, 9.52%
  3. Temazepam: 2 people, 9.52%
  4. Lipitor: 2 people, 9.52%
  5. Fish Oil: 2 people, 9.52%
  6. Fentanyl Transdermal System: 2 people, 9.52%
  7. Daytrana: 2 people, 9.52%
  8. Oxytrol For Women: 2 people, 9.52%
  9. Pantoprazole: 2 people, 9.52%
  10. Celebrex: 2 people, 9.52%

What are other side effects people have besides Application site rash? *

  1. Application Site Pruritus (application site severe itching of the skin): 9 people, 42.86%
  2. Application Site Erythema (redness of the skin at application site): 6 people, 28.57%
  3. Application Site Pain: 5 people, 23.81%
  4. Application Site Reaction: 3 people, 14.29%
  5. Application Site Irritation: 3 people, 14.29%
  6. Drug Ineffective: 2 people, 9.52%
  7. Application Site Hypersensitivity: 2 people, 9.52%
  8. Application Site Urticaria: 1 person, 4.76%
  9. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 1 person, 4.76%
  10. Colon Cancer: 1 person, 4.76%

What are the existing conditions these people have? *

  1. Hypertonic Bladder (bladder-storage function that causes a sudden urge to urinate): 2 people, 9.52%
  2. Pain: 2 people, 9.52%
  3. High Blood Cholesterol: 2 people, 9.52%
  4. Attention Deficit Hyperactivity Disorder (a chronic condition including attention difficulty, hyperactivity, and impulsiveness): 2 people, 9.52%
  5. Oedema (fluid collection in tissue): 1 person, 4.76%
  6. Nervous System Disorder (a general class of medical conditions affecting the nervous system): 1 person, 4.76%
  7. Back Disorder: 1 person, 4.76%
  8. Back Pain: 1 person, 4.76%
  9. Barrett's Oesophagus (barrett's oesophagus is a disorder in which the lining of the oesophagus (the tube that carries food from the throat to the stomach) is damaged by stomach acid and changed to a lining similar to that of the stomach): 1 person, 4.76%
  10. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 1 person, 4.76%

* Approximation only. Some reports may have incomplete information.

Do you take Ranitidine and have Application site rash?

- Check whether Application site rash 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 Ranitidine:

Application site rash treatments and more:

How severe was Application site rash and when was it recovered:

Expand to all the drugs that have ingredients of ranitidine:

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 Ranitidine:

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 Application site rash:

Browse all the conditions that are associated with Application site rash:

How the study uses the data?

The study uses data from the FDA. It is based on ranitidine (the active ingredients of Ranitidine) and Ranitidine (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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