Vancomycin hcl and Weight increased - a phase IV clinical study of FDA data

Summary:

Weight increased is reported as a side effect among people who take Vancomycin hcl (vancomycin hydrochloride), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Synthroid, and have Cystic fibrosis.

The phase IV clinical study analyzes which people have Weight increased when taking Vancomycin hcl. It is created by eHealthMe based on reports of 6,423 people who have side effects when taking Vancomycin hcl from the FDA, and is updated regularly.

What is Vancomycin hcl?

Vancomycin hcl has active ingredients of vancomycin hydrochloride. It is often used in clostridium difficile colitis. eHealthMe is studying from 6,530 Vancomycin hcl users. Check the latest studies of Vancomycin hcl.

What is Weight increased?

Weight increased is found to be associated with 2,887 drugs and 3,963 conditions by eHealthMe. Check the latest studies of Weight increased.

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, 19, 2026

6,423 people reported to have side effects when taking Vancomycin hcl.
Among them, 36 people (0.56%) have Weight increased.

Could Vancomycin hcl cause Weight increased?

Among these 36 people:

How long have people been on Vancomycin hcl when they have Weight increased? *

What is the gender of people who have Weight increased when taking Vancomycin hcl? *

female: 69.7 %
male: 30.3 %

What is the age of people who have Weight increased when taking Vancomycin hcl? *

What are other drugs people take besides Vancomycin hcl? *

What are other side effects people have besides Weight increased? *

Fatigue (feeling of tiredness): 16 people, 44.44%
Fever: 12 people, 33.33%
Weight Decreased: 11 people, 30.56%
Acute Kidney Failure: 10 people, 27.78%
Pain: 8 people, 22.22%
Appetite - Increased (increased appetite is when you want to eat much more often or in larger quantities than your body requires): 7 people, 19.44%
Muscle Aches (muscle pain): 7 people, 19.44%
Oedema (fluid collection in tissue): 7 people, 19.44%
High Blood Pressure: 7 people, 19.44%
Abdominal Pain: 7 people, 19.44%

What are the existing conditions these people have? *

Cystic Fibrosis (disease of the secretary glands): 6 people, 16.67%
High Blood Pressure: 5 people, 13.89%
Diabetes: 5 people, 13.89%
Systemic Lupus Erythematosus (an autoimmune disease, which means the body's immune system mistakenly, attacks healthy tissue): 4 people, 11.11%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 4 people, 11.11%
Irritable Bowel Syndrome: 4 people, 11.11%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 4 people, 11.11%
Fibromyalgia (a long-term condition which causes pain all over the body): 4 people, 11.11%
Birth Control: 4 people, 11.11%
Pain: 4 people, 11.11%

* Approximation only. Some reports may have incomplete information.

Do you take Vancomycin hcl and have Weight increased?

- Check whether Weight increased 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 Vancomycin hcl:

Vancomycin hcl (6,530 reports)

Weight increased treatments and more:

Weight increased (279,370 reports)

Browse all side effects of Vancomycin hcl:

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 Weight increased:

Weight increased (2,887 drugs)

Browse all the conditions that are associated with Weight increased:

Weight increased (3,963 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on vancomycin hydrochloride (the active ingredients of Vancomycin hcl) and Vancomycin hcl (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.