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

Summary:

Drug interactions are reported among people who take Finasteride (finasteride) and Stelara (ustekinumab). Common drug interactions include pathogen resistance among females and pneumonia among males.

The phase IV clinical study analyzes what interactions people have when they take Finasteride and Stelara. It is created by eHealthMe based on reports of 70 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 Stelara?

Stelara has active ingredients of ustekinumab. It is often used in psoriasis. eHealthMe is studying from 96,053 Stelara users. Check the latest studies of Stelara.

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 Sep, 02, 2026

70 people who take Finasteride and Stelara together, and have interactions are studied.

Finasteride and Stelara drug interactions.

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

female:

Pathogen resistance
Pseudomembranous colitis (antibiotic-associated diarrhoea (aad), is an infection of the colon)
Pyoderma (any skin disease that is pyogenic)
Skin mass
Vulval disorder
Abdominal pain upper
Abscess intestinal (collections of pus-intestinal)
Anal abscess
Anal fistula
Atelectasis (partial or complete collapse of the lung)

male:

Pneumonia
Prostate cancer
Sensation of foreign body
Urinary tract infection
Weight decreased
Coronary artery occlusion (complete obstruction of blood flow in a coronary artery)
Pruritus (severe itching of the skin)
Retinal tear
Abdominal distension
Anaemia (lack of blood)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Cholestasis (a condition where bile cannot flow from the liver to the duodenum)
Abdominal pain upper
Abscess intestinal (collections of pus-intestinal)
Anal abscess
Anal fistula
Atelectasis (partial or complete collapse of the lung)
Drug ineffective
Fibromyalgia (a long-term condition which causes pain all over the body)
Haemorrhage (bleeding)
Hidradenitis (chronic disease of a type of sweat gland)

40-49:

Therapeutic response unexpected
Urinary tract infection
Weight fluctuation
Abdominal distension
Bladder disorder
Decreased appetite
Feeding disorder (when children refuse to eat certain food groups)
Hypophagia (reduced food intake)
Nausea (feeling of having an urge to vomit)
Pain

50-59:

Retinal tear
Anxiety
Bladder cancer
Blood glucose decreased
Blood glucose increased
Chest pain
Feeling jittery
Injection site haemorrhage (bleeding from injection site)
Nervousness

60+:

Pneumonia
Mycobacterium tuberculosis complex test positive
Coronary artery occlusion (complete obstruction of blood flow in a coronary artery)
Pruritus (severe itching of the skin)
Anaemia (lack of blood)
Cellulitis (infection under the skin)
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
Metastases to liver (cancer spreads to liver)
Metastases to lung (cancer spreads to lung)
Metastases to lymph nodes (cancer spreads to lymph node)

What are the existing conditions these people have? *

Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 14 people, 20.00%
Psoriatic Arthropathy (inflammation of the skin and joints with kin condition which typically causes patches (plaques) of red, scaly skin to develop): 8 people, 11.43%
Prostatic Disorder: 8 people, 11.43%
High Blood Cholesterol: 7 people, 10.00%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 10.00%
Stress And Anxiety: 5 people, 7.14%
Ulcerative Colitis (inflammatory bowel disease (ibd). it causes swelling, ulcerations, and loss of function of the large intestine): 4 people, 5.71%
Type 2 Diabetes: 4 people, 5.71%
Prostatomegaly (enlargement of the prostate): 4 people, 5.71%
Hidradenitis (chronic disease of a type of sweat gland): 4 people, 5.71%

* Approximation only. Some reports may have incomplete information.

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