Tacrolimus and Vasoconstriction - a phase IV clinical study of FDA data

Summary:

Vasoconstriction is reported as a side effect among people who take Tacrolimus (tacrolimus), especially for people who are female, 60+ old, also take Methylprednisolone, and have Glomerulonephritis minimal lesion.

The phase IV clinical study analyzes which people have Vasoconstriction when taking Tacrolimus. It is created by eHealthMe based on reports of 115,828 people who have side effects when taking Tacrolimus from the FDA, and is updated regularly.

What is Tacrolimus?

Tacrolimus has active ingredients of tacrolimus. It is often used in kidney transplant. eHealthMe is studying from 116,161 Tacrolimus users. Check the latest studies of Tacrolimus.

What is Vasoconstriction?

Vasoconstriction (constriction of blood vessels, which increases blood pressure) is found to be associated with 110 drugs and 343 conditions by eHealthMe. Check the latest studies of Vasoconstriction.

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 Sep, 01, 2026

115,828 people reported to have side effects when taking Tacrolimus.
Among them, 17 people (0.01%) have Vasoconstriction.

Could Tacrolimus cause Vasoconstriction?

Among these 17 people:

What is the gender of people who have Vasoconstriction when taking Tacrolimus? *

female: 62.5 %
male: 37.5 %

What is the age of people who have Vasoconstriction when taking Tacrolimus? *

What are other drugs people take besides Tacrolimus? *

Methylprednisolone: 8 people, 47.06%
Cyclosporine: 4 people, 23.53%
Methotrexate: 3 people, 17.65%
Sulfamethoxazole And Trimethoprim: 2 people, 11.76%
Azacitidine: 2 people, 11.76%
Zofran: 1 person, 5.88%
Cymbalta: 1 person, 5.88%
Fluconazole: 1 person, 5.88%
Enalapril Maleate: 1 person, 5.88%
Eliquis: 1 person, 5.88%

What are other side effects people have besides Vasoconstriction? *

Malaise (a feeling of general discomfort or uneasiness): 3 people, 17.65%
Chest Pain: 3 people, 17.65%
Nausea (feeling of having an urge to vomit): 3 people, 17.65%
Renal Impairment (severely reduced kidney function): 3 people, 17.65%
Headache (pain in head): 3 people, 17.65%
Hypotension (abnormally low blood pressure): 2 people, 11.76%
Penis Pain: 2 people, 11.76%
Hyperhidrosis (abnormally increased sweating): 2 people, 11.76%
Hypertensive Emergency: 2 people, 11.76%
Hypophosphataemia (electrolyte disturbance in which there is an abnormally low level of phosphate in the blood): 2 people, 11.76%

What are the existing conditions these people have? *

Glomerulonephritis Minimal Lesion (a disease of the kidney that causes nephrotic syndrome and usually affects children): 5 people, 29.41%
Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 2 people, 11.76%
Hypophosphataemia (electrolyte disturbance in which there is an abnormally low level of phosphate in the blood): 2 people, 11.76%
Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 2 people, 11.76%
Migraine (headache): 1 person, 5.88%
High Blood Pressure: 1 person, 5.88%

* Approximation only. Some reports may have incomplete information.

Do you take Tacrolimus and have Vasoconstriction?

- Check whether Vasoconstriction 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 Tacrolimus:

Tacrolimus (116,161 reports)

Browse all side effects of Tacrolimus:

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 Vasoconstriction:

Vasoconstriction (110 drugs)

Browse all the conditions that are associated with Vasoconstriction:

Vasoconstriction (343 conditions)

How the study uses the data?

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