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Catapres and Swelling - a phase IV clinical study of FDA data

Summary:

Swelling is reported as a side effect among people who take Catapres (clonidine hydrochloride), especially for people who are female, 60+ old, also take Lortab, and have Multiple myeloma.

The phase IV clinical study analyzes which people have Swelling when taking Catapres. It is created by eHealthMe based on reports of 6,532 people who have side effects when taking Catapres from the FDA, and is updated regularly.

What is Catapres?

Catapres has active ingredients of clonidine hydrochloride. It is often used in high blood pressure. eHealthMe is studying from 6,680 Catapres users. Check the latest studies of Catapres.

What is Swelling?

Swelling is found to be associated with 2,297 drugs and 2,893 conditions by eHealthMe. Check the latest studies of Swelling.

On Jul, 08, 2026

6,532 people reported to have side effects when taking Catapres.
Among them, 39 people (0.6%) have Swelling.

Could Catapres cause Swelling?

Among these 39 people:

What is the gender of people who have Swelling when taking Catapres? *

  • female: 78.95 %
  • male: 21.05 %

What is the age of people who have Swelling when taking Catapres? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 3.03 %
  • 40-49: 42.42 %
  • 50-59: 12.12 %
  • 60+: 42.42 %

What are other drugs people take besides Catapres? *

  1. Diflucan: 16 people, 41.03%
  2. Lortab: 16 people, 41.03%
  3. Restoril: 15 people, 38.46%
  4. Zometa: 15 people, 38.46%
  5. Dexamethasone: 15 people, 38.46%
  6. Procardia Xl: 14 people, 35.90%
  7. Nexium: 14 people, 35.90%
  8. Valtrex: 14 people, 35.90%
  9. Imuran: 14 people, 35.90%
  10. Famotidine: 14 people, 35.90%

What are other side effects people have besides Swelling? *

  1. Pain: 22 people, 56.41%
  2. Cardiac Failure Congestive: 19 people, 48.72%
  3. Stress And Anxiety: 19 people, 48.72%
  4. Pneumonia: 17 people, 43.59%
  5. Lymph Follicular Hypertrophy (an increase in the size of the lymph node follicles): 16 people, 41.03%
  6. Hypokalemia (low potassium): 16 people, 41.03%
  7. Hyperkalemia (damage to or disease of the kidney): 16 people, 41.03%
  8. Constipation: 16 people, 41.03%
  9. Dizziness: 16 people, 41.03%
  10. Chest Pain: 16 people, 41.03%

What are the existing conditions these people have? *

  1. Multiple Myeloma (cancer of the plasma cells): 15 people, 38.46%
  2. Pain: 9 people, 23.08%
  3. Anaemia (lack of blood): 7 people, 17.95%
  4. Sarcoidosis (an inflammatory disease that affects multiple organs in the body, but mostly the lungs and lymph glands): 7 people, 17.95%
  5. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 17.95%
  6. Itching: 3 people, 7.69%
  7. Breast Cancer: 3 people, 7.69%
  8. Pain In Extremity: 2 people, 5.13%
  9. Deep Venous Thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis): 2 people, 5.13%
  10. Diabetes: 2 people, 5.13%

* Approximation only. Some reports may have incomplete information.

Do you take Catapres and have Swelling?

- Check whether Swelling 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 Catapres:

Swelling treatments and more:

How severe was Swelling and when was it recovered:

Expand to all the drugs that have ingredients of clonidine hydrochloride:

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 Catapres:

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 Swelling:

Browse all the conditions that are associated with Swelling:

How the study uses the data?

The study uses data from the FDA. It is based on clonidine hydrochloride (the active ingredients of Catapres) and Catapres (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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