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Proscar and Linzess drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Proscar (finasteride) and Linzess (linaclotide). Common drug interactions include lip swelling among males.

The phase IV clinical study analyzes what interactions people have when they take Proscar and Linzess. It is created by eHealthMe based on reports of 40 people who take the same drugs from the FDA, and is updated regularly.

What is Proscar?

Proscar has active ingredients of finasteride. It is often used in prostate examination abnormal. eHealthMe is studying from 13,379 Proscar users. Check the latest studies of Proscar.

What is Linzess?

Linzess has active ingredients of linaclotide. It is often used in constipation. eHealthMe is studying from 24,086 Linzess users. Check the latest studies of Linzess.

On Jul, 28, 2026

40 people who take Proscar and Linzess together, and have interactions are studied.

Proscar and Linzess drug interactions.

What are the common drug interactions of Proscar and Linzess, by gender? *:

female:

n/a

male:

  1. Lip swelling
  2. Anterograde amnesia (loss of memory for events after an incident)
  3. Blood pressure increased
  4. Dizziness
  5. Asthenia (weakness)
  6. Dyspnoea (difficult or laboured respiration)
  7. Fall
  8. Abdominal discomfort
  9. Death
  10. Drug hypersensitivity

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

  1. Spinal fusion surgery

50-59:

  1. Breast pain
  2. Sluggishness (lacking alertness)

60+:

  1. Anterograde amnesia (loss of memory for events after an incident)
  2. Cognitive disorder (mental health disorders affects learning, memory, perception, and problem solving)
  3. Diarrhoea
  4. Terminal state (the transitional states between life and biological death)
  5. Death
  6. Depression
  7. Dizziness
  8. Dysstasia (difficulty in standing)
  9. Fall
  10. Muscular weakness (muscle weakness)

What are the existing conditions these people have? *

  1. Parkinson's Disease: 9 people, 22.50%
  2. Hallucinations (sensations that appear real but are created by your mind): 8 people, 20.00%
  3. Delusion (a false belief or opinion): 8 people, 20.00%
  4. Prostatomegaly (enlargement of the prostate): 5 people, 12.50%
  5. Stress And Anxiety: 4 people, 10.00%
  6. Nausea (feeling of having an urge to vomit): 4 people, 10.00%
  7. Pain: 3 people, 7.50%
  8. Depression: 3 people, 7.50%
  9. Swelling: 2 people, 5.00%
  10. Nausea And Vomiting: 2 people, 5.00%

* Approximation only. Some reports may have incomplete information.

Do you take Proscar and Linzess?

- 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 Proscar and Linzess:

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 Proscar:

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 Linzess:

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 Proscar 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 Linzess 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

Related publications that referenced our studies

How the study uses the data?

The study uses data from the FDA. It is based on finasteride and linaclotide (the active ingredients of Proscar and Linzess, respectively), and Proscar and Linzess (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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