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

Summary:

Drug interactions are reported among people who take Proscar (finasteride) and Estinyl (ethinyl estradiol). Common drug interactions include abdominal discomfort among females and anxiety among males.

The phase IV clinical study analyzes what interactions people have when they take Proscar and Estinyl. It is created by eHealthMe based on reports of 13 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 Estinyl?

Estinyl has active ingredients of ethinyl estradiol. It is often used in birth control. eHealthMe is studying from 133 Estinyl users. Check the latest studies of Estinyl.

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, 03, 2026

13 people who take Proscar and Estinyl together, and have interactions are studied.

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

female:

Abdominal discomfort
Abdominal pain
Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
Anaemia (lack of blood)
Anhedonia (inability to experience pleasure from activities usually found enjoyable)
Anxiety
Aortic arteriosclerosis (hardening of the aortic arteries)
Aphasia (damage to the parts of the brain that control language)
Back pain
Bone disorder

male:

Anxiety
Aphasia (damage to the parts of the brain that control language)
Back pain
Bowel movement irregularity
Cellulitis (infection under the skin)
Cerebral atrophy (decrement in size of brain)
Cerebral infarction (less blood supply to brain resulting tissue damage)
Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
Cholelithiasis (the presence or formation of gallstones in the gallbladder or bile ducts)
Decreased appetite

What are the common drug interactions of Proscar and Estinyl, 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:

Abdominal discomfort
Abdominal pain
Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
Anaemia (lack of blood)
Anhedonia (inability to experience pleasure from activities usually found enjoyable)
Anxiety
Aortic arteriosclerosis (hardening of the aortic arteries)
Aphasia (damage to the parts of the brain that control language)
Back pain
Bone disorder

50-59:

n/a

60+:

Anxiety
Aphasia (damage to the parts of the brain that control language)
Back pain
Bowel movement irregularity
Cellulitis (infection under the skin)
Cerebral atrophy (decrement in size of brain)
Cerebral infarction (less blood supply to brain resulting tissue damage)
Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
Cholelithiasis (the presence or formation of gallstones in the gallbladder or bile ducts)
Decreased appetite

What are the existing conditions these people have? *

Prostate Cancer: 3 people, 23.08%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 1 person, 7.69%
Pain In Extremity: 1 person, 7.69%
Osteopenia (a condition where bone mineral density is lower than normal): 1 person, 7.69%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 1 person, 7.69%
Hormone Level Abnormal: 1 person, 7.69%
High Blood Pressure: 1 person, 7.69%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 7.69%
Depression: 1 person, 7.69%
Arthritis (form of joint disorder that involves inflammation of one or more joints): 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

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