Viibryd and Hypokalemia - a phase IV clinical study of FDA data

Summary:

Hypokalemia is reported as a side effect among people who take Viibryd (vilazodone hydrochloride), especially for people who are female, 50-59 old, have been taking the drug for < 1 month also take Vitamin B6, and have Cataplexy.

The phase IV clinical study analyzes which people have Hypokalemia when taking Viibryd. It is created by eHealthMe based on reports of 10,186 people who have side effects when taking Viibryd from the FDA, and is updated regularly.

What is Viibryd?

Viibryd has active ingredients of vilazodone hydrochloride. It is often used in depression. eHealthMe is studying from 11,106 Viibryd users. Check the latest studies of Viibryd.

What is Hypokalemia?

Hypokalemia (low potassium) is found to be associated with 2,086 drugs and 3,091 conditions by eHealthMe. Check the latest studies of Hypokalemia.

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 Jul, 14, 2026

10,186 people reported to have side effects when taking Viibryd.
Among them, 15 people (0.15%) have Hypokalemia.

Among these 15 people:

How long have people been on Viibryd when they have Hypokalemia? *

What is the gender of people who have Hypokalemia when taking Viibryd? *

female: 73.33 %
male: 26.67 %

What is the age of people who have Hypokalemia when taking Viibryd? *

What are other drugs people take besides Viibryd? *

What are other side effects people have besides Hypokalemia? *

Road Traffic Accident: 4 people, 26.67%
Weight Loss: 3 people, 20.00%
Fibromyalgia (a long-term condition which causes pain all over the body): 3 people, 20.00%
Iron Deficiency Anaemia: 3 people, 20.00%
Intervertebral Disc Disorder (spinal disc disorder): 3 people, 20.00%
Weight Decreased: 3 people, 20.00%
Hyponatremia (abnormally low level of sodium in the blood; associated with dehydration): 3 people, 20.00%
Hyperkalemia (damage to or disease of the kidney): 3 people, 20.00%
High Blood Pressure: 3 people, 20.00%
Hernia (hernia happens when part of an internal organ or tissue bulges through a weak area of muscle): 3 people, 20.00%

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 5 people, 33.33%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 5 people, 33.33%
Type 2 Diabetes: 3 people, 20.00%
Blood Iron Decreased: 3 people, 20.00%
Diabetes: 3 people, 20.00%
Gastrointestinal Disorder (functional problems of gastrointestinal tract): 3 people, 20.00%
Affective Disorder (mental disorder): 3 people, 20.00%
Restless Leg Syndrome (a powerful urge to move your legs): 3 people, 20.00%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 2 people, 13.33%
Nausea (feeling of having an urge to vomit): 2 people, 13.33%

* Approximation only. Some reports may have incomplete information.

Do you take Viibryd and have Hypokalemia?

- Check whether Hypokalemia 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 Viibryd:

Viibryd (11,106 reports)

Hypokalemia treatments and more:

Hypokalemia (72,278 reports)

Browse all side effects of Viibryd:

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 Hypokalemia:

Hypokalemia (2,086 drugs)

Browse all the conditions that are associated with Hypokalemia:

Hypokalemia (3,091 conditions)

Related publications that referenced our studies

Izgi C, Erdem G, Mansuroglu D, Kurtoglu N, Kara M, Gunesdogdu F, "Severe hypokalemia probably associated with sertraline use", Annals of Pharmacotherapy, 2014 Jan .
Izgi C, Erdem G, Mansuroglu D, Kurtoglu N, Kara M, Gunesdogdu F, "Severe hypokalemia probably associated with sertraline use", Annals of Pharmacotherapy, 2014 Jan .

How the study uses the data?

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