How effective is Tri-previfem for Contraception (Birth control)? (a real world drug study)

Summary:

Overall ratings: 4.2/5
Long term ratings: 4.3/5

This is a phase IV clinical study of how effective Tri-previfem (ethinyl estradiol; norgestimate) is for Contraception and for what kind of people. The study is created by eHealthMe from 19 Tri-previfem users and is updated continuously.

What is Tri-previfem?

Tri-previfem has active ingredients of ethinyl estradiol; norgestimate. It is often used in birth control. eHealthMe is studying from 378 Tri-previfem users. Check the latest studies of Tri-previfem.

What is Contraception?

Contraception is found to be associated with 1,738 drugs and 1,643 conditions by eHealthMe. Check the latest studies of Contraception.


On Jul, 05, 2026

19 people are studied for taking Tri-previfem in Contraception

Overall effectiveness (number of people):

Does Tri-previfem work for your Contraception (overall)?

Long term (1+ years) effectiveness (number of people):

Does Tri-previfem work for your Contraception (long term)?

Tri-previfem effectiveness for Contraception (number of people):

Overall:
  • not at all: 0
  • somewhat: 1
  • moderate: 1
  • high: 10
  • very high: 7
Long Term:
  • not at all: 0
  • somewhat: 0
  • moderate: 0
  • high: 8
  • very high: 3

Gender of people who take Tri-previfem for Contraception *:

  • female: 100 %
  • male: 0.0 %

Age of people who take Tri-previfem for Contraception *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 21.05 %
  • 20-29: 57.89 %
  • 30-39: 21.05 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 0.0 %

Who find Tri-previfem more effective for Contraception?

Gender of people who take Tri-previfem for Contraception *:

  • female: 100 %
  • male: 0.0 %

Age of people who take Tri-previfem for Contraception *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 23.53 %
  • 20-29: 52.94 %
  • 30-39: 23.53 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 0.0 %

* Approximation only. Some reports may have incomplete information.

Do you take Tri-previfem?

- You can start a phase IV clinical trial to monitor Tri-previfem safety and effectiveness.

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.

Related studies

Alternative drugs to, pros and cons of:

Treatments, associated drugs and conditions:

How the study uses the data?

The study is based on ethinyl estradiol; norgestimate (the active ingredients of Tri-previfem) and Tri-previfem (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 neither.

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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