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

Summary:

Hypokalemia is reported as a side effect among people who take Vectibix (panitumumab), especially for people who are male, 60+ old, have been taking the drug for 1 - 6 months also take Fluorouracil, and have Colorectal cancer metastatic.

The phase IV clinical study analyzes which people have Hypokalemia when taking Vectibix. It is created by eHealthMe based on reports of 8,935 people who have side effects when taking Vectibix from the FDA, and is updated regularly.

What is Vectibix?

Vectibix has active ingredients of panitumumab. eHealthMe is studying from 8,945 Vectibix users. Check the latest studies of Vectibix.

What is Hypokalemia?

Hypokalemia (low potassium) is found to be associated with 2,092 drugs and 3,091 conditions by eHealthMe. Check the latest studies of Hypokalemia.

On Jul, 17, 2026

8,935 people reported to have side effects when taking Vectibix.
Among them, 79 people (0.88%) have Hypokalemia.

Among these 79 people:

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

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

female: 49.33 %
male: 50.67 %

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

What are other drugs people take besides Vectibix? *

Fluorouracil: 30 people, 37.97%
Oxaliplatin: 24 people, 30.38%
Ondansetron: 11 people, 13.92%
Akynzeo: 9 people, 11.39%
Bricanyl: 9 people, 11.39%
Minocycline: 9 people, 11.39%
Dexamethasone: 7 people, 8.86%
Capecitabine: 7 people, 8.86%
Irinotecan Hydrochloride: 6 people, 7.59%
Mcp: 5 people, 6.33%

What are other side effects people have besides Hypokalemia? *

Hypomagnesaemia (electrolyte disturbance in which there is an abnormally low level of magnesium in the blood): 48 people, 60.76%
Hypocalcaemia (levels of calcium in blood serum are abnormally low): 32 people, 40.51%
Diarrhea: 22 people, 27.85%
Rashes (redness): 15 people, 18.99%
Weakness: 14 people, 17.72%
Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection): 14 people, 17.72%
Paronychia (infection in the tissues adjacent to a nail on a finger or toe): 13 people, 16.46%
Neuropathy Peripheral (surface nerve damage): 13 people, 16.46%
Skin Toxicity (skin damage due to toxin/poison): 11 people, 13.92%
Hypophosphataemia (electrolyte disturbance in which there is an abnormally low level of phosphate in the blood): 8 people, 10.13%

What are the existing conditions these people have? *

Colorectal Cancer Metastatic (cancer of colon and rectal spreads to other parts): 34 people, 43.04%
Colon Cancer: 21 people, 26.58%
High Blood Pressure: 15 people, 18.99%
Diarrhea: 10 people, 12.66%
Pain: 10 people, 12.66%
Nausea (feeling of having an urge to vomit): 10 people, 12.66%
Abdominal Pain Upper: 9 people, 11.39%
Depression: 9 people, 11.39%
Bronchospasm (spasm of bronchial smooth muscle producing narrowing of the bronchi): 9 people, 11.39%
Gastritis - Chronic (long lasting inflammation of stomach): 9 people, 11.39%

* Approximation only. Some reports may have incomplete information.

Do you take Vectibix 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 Vectibix:

Vectibix (8,945 reports)

Hypokalemia treatments and more:

Hypokalemia (72,277 reports)

Browse all side effects of Vectibix:

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 (2,092 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 panitumumab (the active ingredients of Vectibix) and Vectibix (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.