Vivitrol and Nifedipine drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Vivitrol (naltrexone) and Nifedipine (nifedipine). Common drug interactions include dysstasia among males.

The phase IV clinical study analyzes what interactions people have when they take Vivitrol and Nifedipine. It is created by eHealthMe based on reports of 12 people who take the same drugs from the FDA, and is updated regularly.

What is Vivitrol?

Vivitrol has active ingredients of naltrexone. It is often used in alcoholism. eHealthMe is studying from 25,129 Vivitrol users. Check the latest studies of Vivitrol.

What is Nifedipine?

Nifedipine has active ingredients of nifedipine. It is often used in high blood pressure. eHealthMe is studying from 53,459 Nifedipine users. Check the latest studies of Nifedipine.



On Jul, 14, 2026

12 people who take Vivitrol and Nifedipine together, and have interactions are studied.

Vivitrol and Nifedipine drug interactions.

What are the common drug interactions of Vivitrol and Nifedipine, by gender? *:

female:

n/a

male:

  1. Dysstasia (difficulty in standing)
  2. Injection site induration
  3. Drug hypersensitivity
  4. Dry mouth
  5. Hypersensitivity
  6. Hypotension (abnormally low blood pressure)
  7. Injection site erythema (redness at injection site)
  8. Injection site swelling
  9. Substance abuse
  10. Injection site mass

What are the common drug interactions of Vivitrol and Nifedipine, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

  1. Injection site erythema (redness at injection site)
  2. Injection site induration
  3. Injection site mass
  4. Injection site pain
  5. Injection site reaction
  6. Injection site swelling

40-49:

  1. Asthenia (weakness)
  2. Drug hypersensitivity
  3. Dry mouth
  4. Hypersensitivity
  5. Substance abuse

50-59:

  1. Dysstasia (difficulty in standing)
  2. Oliguria (not enough urine)
  3. Somnolence (a state of near-sleep, a strong desire for sleep)
  4. Testicular pain (pain in testes)
  5. Testicular swelling (swelling of testes)
  6. Hypotension (abnormally low blood pressure)
  7. Injection site induration
  8. Injection site mass
  9. Injection site pain
  10. Injection site reaction

60+:

n/a

What are the existing conditions these people have? *

  1. Drug Dependence: 4 people, 33.33%
  2. Sleep Disorder: 1 person, 8.33%
  3. Blood Pressure Abnormal: 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Vivitrol and Nifedipine?

- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously



Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Vivitrol and Nifedipine:

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

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Vivitrol:

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 side effects of Nifedipine:

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 interactions between Vivitrol and drugs from A to Z:

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 interactions between Nifedipine and drugs from A to Z:

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

How the study uses the data?

The study uses data from the FDA. It is based on naltrexone and nifedipine (the active ingredients of Vivitrol and Nifedipine, respectively), and Vivitrol and Nifedipine (the brand names). 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.



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