Previfem and Saphris drug interactions - a phase IV clinical study of FDA data

Summary:

The phase IV clinical study analyzes what interactions people have when they take Previfem and Saphris. It is created by eHealthMe based on reports of 4 people who take the same drugs from the FDA, and is updated regularly.

What is Previfem?

Previfem has active ingredients of ethinyl estradiol; norgestimate. It is often used in birth control. eHealthMe is studying from 602 Previfem users. Check the latest studies of Previfem.

What is Saphris?

Saphris has active ingredients of asenapine maleate. It is often used in bipolar i disorder. eHealthMe is studying from 8,688 Saphris users. Check the latest studies of Saphris.



On Nov, 05, 2025

4 people who take Previfem and Saphris together, and have interactions are studied.

Previfem and Saphris drug interactions.

What are the common drug interactions of Previfem and Saphris, by gender? *:

female:

  1. Acute psychosis (period of mentally unstable behaviour)
  2. Anxiety
  3. Hypertension (high blood pressure)
  4. Nasopharyngitis (inflammation of the nasopharynx)
  5. Respiratory syncytial virus infection (viral disease of respiratory system)
  6. Somnambulism (sleep walking)
  7. Sleep apnoea syndrome (a sleep-related disorder in which the effort to breathe is diminished or absent)
  8. Weight increased

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

  1. Acute psychosis (period of mentally unstable behaviour)
  2. Anxiety
  3. Hypertension (high blood pressure)
  4. Nasopharyngitis (inflammation of the nasopharynx)
  5. Respiratory syncytial virus infection (viral disease of respiratory system)
  6. Somnambulism (sleep walking)
  7. Weight increased

30-39:

n/a

40-49:

n/a

50-59:

n/a

60+:

n/a

* Approximation only. Some reports may have incomplete information.

Do you take Previfem and Saphris?

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- Predict drug outcomes for up to one year with AI
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Related studies:

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

Browse all drug interactions of Previfem and Saphris:

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 Previfem:

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 Saphris:

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 Previfem 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 Saphris 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 ethinyl estradiol; norgestimate and asenapine maleate (the active ingredients of Previfem and Saphris, respectively), and Previfem and Saphris (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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