Pepcid and Laboratory test abnormal - a phase IV clinical study of FDA data

Summary:

Laboratory test abnormal is reported as a side effect among people who take Pepcid (famotidine), especially for people who are 60+ old, have been taking the drug for < 1 month also take Revlimid, and have Multiple myeloma.

The phase IV clinical study analyzes which people have Laboratory test abnormal when taking Pepcid. It is created by eHealthMe based on reports of 54,527 people who have side effects when taking Pepcid from the FDA, and is updated regularly.

What is Pepcid?

Pepcid has active ingredients of famotidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 55,768 Pepcid users. Check the latest studies of Pepcid.

What is Laboratory test abnormal?

Laboratory test abnormal is found to be associated with 1,299 drugs and 1,563 conditions by eHealthMe. Check the latest studies of Laboratory test abnormal.

On Dec, 13, 2025

54,527 people reported to have side effects when taking Pepcid.
Among them, 130 people (0.24%) have Laboratory test abnormal.

Could Pepcid cause Laboratory test abnormal?

Among these 130 people:

How long have people been on Pepcid when they have Laboratory test abnormal? *

What is the age of people who have Laboratory test abnormal when taking Pepcid? *

What are other drugs people take besides Pepcid? *

What are other side effects people have besides Laboratory test abnormal? *

Fatigue (feeling of tiredness): 32 people, 24.62%
Nausea (feeling of having an urge to vomit): 29 people, 22.31%
Dyspnea (difficult or laboured breathing): 28 people, 21.54%
High Blood Pressure: 25 people, 19.23%
Weakness: 23 people, 17.69%
Cough: 22 people, 16.92%
Headache (pain in head): 21 people, 16.15%
Anaemia (lack of blood): 20 people, 15.38%
Diarrhea: 19 people, 14.62%
Nausea And Vomiting: 19 people, 14.62%

What are the existing conditions these people have? *

Multiple Myeloma (cancer of the plasma cells): 28 people, 21.54%
Ovarian Cancer (cancer of ovary): 16 people, 12.31%
Pain: 9 people, 6.92%
Nausea (feeling of having an urge to vomit): 7 people, 5.38%
Lupus Nephritis (a chronic inflammatory autoimmune disorder that may affect kidney tissue): 6 people, 4.62%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 6 people, 4.62%
High Blood Pressure: 6 people, 4.62%
Insomnia (sleeplessness): 6 people, 4.62%
Constipation: 5 people, 3.85%
Polycythaemia Vera (blood disorder in which the bone marrow makes too many red blood cells): 5 people, 3.85%

* Approximation only. Some reports may have incomplete information.

Do you take Pepcid and have Laboratory test abnormal?

- Check whether Laboratory test abnormal is associated with a drug or a condition
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Pepcid:

Pepcid (55,768 reports)

Browse all side effects of Pepcid:

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

Common drugs associated with Laboratory test abnormal:

Browse all the drugs that are associated with Laboratory test abnormal:

Laboratory test abnormal (1,299 drugs)

Common conditions associated with Laboratory test abnormal:

Multiple myeloma: 5,190 reports
Hyperparathyroidism secondary: 1,765 reports
Rheumatoid arthritis: 1,656 reports
Ms: 1,523 reports
Ovarian cancer: 985 reports
Blood triglycerides abnormal: 579 reports
High blood pressure: 573 reports
Hypnosis and pain: 444 reports
Chronic lymphocytic leukaemia: 442 reports
Crohn's disease: 412 reports

Browse all the conditions that are associated with Laboratory test abnormal:

Laboratory test abnormal (1,563 conditions)

Drugs similar to Pepcid and Laboratory test abnormal :

How the study uses the data?

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