Vectical and Fatigue - a phase IV clinical study of FDA data

Summary:

Fatigue is reported as a side effect among people who take Vectical (calcitriol), especially for people who are female, 60+ old, also take Nexium, and have Psoriasis.

The phase IV clinical study analyzes which people have Fatigue when taking Vectical. It is created by eHealthMe based on reports of 307 people who have side effects when taking Vectical from the FDA, and is updated regularly.

What is Vectical?

Vectical has active ingredients of calcitriol. eHealthMe is studying from 314 Vectical users. Check the latest studies of Vectical.

What is Fatigue?

Fatigue (feeling of tiredness) is found to be associated with 4,028 drugs and 6,380 conditions by eHealthMe. Check the latest studies of Fatigue.

On Jul, 20, 2026

307 people reported to have side effects when taking Vectical.
Among them, 23 people (7.49%) have Fatigue.

Among these 23 people:

What is the gender of people who have Fatigue when taking Vectical? *

female: 73.91 %
male: 26.09 %

What is the age of people who have Fatigue when taking Vectical? *

What are other drugs people take besides Vectical? *

Nexium: 10 people, 43.48%
Zoloft: 7 people, 30.43%
Perforomist: 7 people, 30.43%
Reglan: 7 people, 30.43%
Kenalog: 7 people, 30.43%
Triamcinolone: 7 people, 30.43%
Proair Hfa: 7 people, 30.43%
Cardizem: 7 people, 30.43%
Vitamin D2: 7 people, 30.43%
Sertraline Hydrochloride: 6 people, 26.09%

What are other side effects people have besides Fatigue? *

Herpes Zoster: 7 people, 30.43%
The Flu (the flu is caused by an influenza virus): 7 people, 30.43%
Infection: 7 people, 30.43%
Infusion Site Erythema (reddening of the skin at infusion site): 7 people, 30.43%
Infusion Site Swelling: 7 people, 30.43%
Parainfluenzae Virus Infection: 7 people, 30.43%
Respiratory Disorder (respiratory disease): 7 people, 30.43%
Hypersensitivity: 7 people, 30.43%
Infusion Site Extravasation (flow of (blood or lymph) from infusion site): 6 people, 26.09%
Heart Palpitations (feelings or sensations that your heart is pounding or racing): 6 people, 26.09%

What are the existing conditions these people have? *

Psoriasis (immune-mediated disease that affects the skin): 11 people, 47.83%
Primary Immunodeficiency Syndrome: 7 people, 30.43%
Immunodeficiency Common Variable: 7 people, 30.43%
Psoriatic Arthropathy (inflammation of the skin and joints with kin condition which typically causes patches (plaques) of red, scaly skin to develop): 6 people, 26.09%
High Blood Pressure: 2 people, 8.70%
Stress And Anxiety: 2 people, 8.70%
Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 2 people, 8.70%
Urinary Tract Disorder: 1 person, 4.35%
Breakthrough Pain: 1 person, 4.35%
Diabetes: 1 person, 4.35%

* Approximation only. Some reports may have incomplete information.

Do you take Vectical and have Fatigue?

- Check whether Fatigue 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 Vectical:

Vectical (314 reports)

Fatigue treatments and more:

Fatigue (967,537 reports)

Browse all side effects of Vectical:

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 Fatigue:

Fatigue (4,028 drugs)

Browse all the conditions that are associated with Fatigue:

Fatigue (6,380 conditions)

Related publications that referenced our studies

Peel MM, Cooke M, Lewis-Peel HJ, Lea RA, Moyle W, "A randomized controlled trial of coenzyme Q 10 for fatigue in the late-onset sequelae of poliomyelitis", Complementary therapies in medicine, 2015 Dec .
Peel MM, Cooke M, Lewis-Peel HJ, Lea RA, Moyle W, "A randomized controlled trial of coenzyme Q 10 for fatigue in the late-onset sequelae of poliomyelitis", Complementary therapies in medicine, 2015 Dec .

How the study uses the data?

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