Finasteride and Keytruda drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Finasteride (finasteride) and Keytruda (pembrolizumab). Common drug interactions include dermatitis atopic among females and diarrhoea among males.

The phase IV clinical study analyzes what interactions people have when they take Finasteride and Keytruda. It is created by eHealthMe based on reports of 73 people who take the same drugs from the FDA, and is updated regularly.

What is Finasteride?

Finasteride has active ingredients of finasteride. It is often used in prostate examination abnormal. eHealthMe is studying from 44,177 Finasteride users. Check the latest studies of Finasteride.

What is Keytruda?

Keytruda has active ingredients of pembrolizumab. It is often used in renal cell carcinoma. eHealthMe is studying from 57,404 Keytruda users. Check the latest studies of Keytruda.

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 Aug, 26, 2026

73 people who take Finasteride and Keytruda together, and have interactions are studied.

Finasteride and Keytruda drug interactions.

What are the common drug interactions of Finasteride and Keytruda, by gender? *:

female:

Dermatitis atopic (inflammatory, chronically relapsing, non-contagious and pruritic skin disorder)
Pain
Rash
Skin disorder (skin disease)
Skin haemorrhage (bleeding into skin)

male:

Diarrhoea
Dysphonia (speech disorder attributable to a disorder of phonation)
Sleep disorder
Testicular swelling (swelling of testes)
Malignant neoplasm progression (cancer tumour came back)
Asthenia (weakness)
Constipation
Hot flush (sudden feelings of heat)
Ketoacidosis (high concentrations of ketone bodies in blood)
Death

What are the common drug interactions of Finasteride and Keytruda, 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:

n/a

50-59:

Dermatitis atopic (inflammatory, chronically relapsing, non-contagious and pruritic skin disorder)
Pain
Rash
Skin disorder (skin disease)
Skin haemorrhage (bleeding into skin)

60+:

Diarrhoea
Dysphonia (speech disorder attributable to a disorder of phonation)
Sleep disorder
Testicular swelling (swelling of testes)
Asthenia (weakness)
Constipation
Hot flush (sudden feelings of heat)
Ketoacidosis (high concentrations of ketone bodies in blood)
Death
Dehydration (dryness resulting from the removal of water)

What are the existing conditions these people have? *

High Blood Pressure: 8 people, 10.96%
Lung Neoplasm Malignant (cancer tumour of lung): 7 people, 9.59%
Lung Cancer - Non-Small Cell (lung cancer): 7 people, 9.59%
Sleep Disorder: 4 people, 5.48%
Renal Cancer Recurrent (cancer of kidney repeat): 4 people, 5.48%
Prostatic Disorder: 4 people, 5.48%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 4 people, 5.48%
Malignant Melanoma (skin cancer rises from melancytes): 4 people, 5.48%

* Approximation only. Some reports may have incomplete information.

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