Fulvestrant and Pepcid drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Fulvestrant (fulvestrant) and Pepcid (famotidine). Common drug interactions include dehydration among females.

The phase IV clinical study analyzes what interactions people have when they take Fulvestrant and Pepcid. It is created by eHealthMe based on reports of 31 people who take the same drugs from the FDA, and is updated regularly.

What is Fulvestrant?

Fulvestrant has active ingredients of fulvestrant. eHealthMe is studying from 15,769 Fulvestrant users. Check the latest studies of Fulvestrant.

What is Pepcid?

Pepcid has active ingredients of famotidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 55,774 Pepcid users. Check the latest studies of Pepcid.

On Jul, 26, 2026

31 people who take Fulvestrant and Pepcid together, and have interactions are studied.

Fulvestrant and Pepcid drug interactions.

What are the common drug interactions of Fulvestrant and Pepcid, by gender? *:

female:

Dehydration (dryness resulting from the removal of water)
Fatigue (feeling of tiredness)
Cognitive disorder (mental health disorders affects learning, memory, perception, and problem solving)
Crying
Diarrhoea
Drug hypersensitivity
Emotional disorder
Glaucoma (increased fluid pressure in the eye with vision loss)
Malaise (a feeling of general discomfort or uneasiness)
Pulmonary mass

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Nausea (feeling of having an urge to vomit)
Rash

40-49:

n/a

50-59:

Alopecia (absence of hair from areas of the body)
Dehydration (dryness resulting from the removal of water)
Oral mucosal blistering (mouth ulcer)
Thirst
Alanine aminotransferase increased
Aspartate aminotransferase increased
Pneumonitis (inflammation of the walls of the alveoli in the lungs)

60+:

Fatigue (feeling of tiredness)
Feeling cold
Crying
Dehydration (dryness resulting from the removal of water)
Diarrhoea
Drug hypersensitivity
Emotional disorder
Glaucoma (increased fluid pressure in the eye with vision loss)
Malaise (a feeling of general discomfort or uneasiness)
Pulmonary mass

What are the existing conditions these people have? *

Breast Cancer Female: 13 people, 41.94%
Breast Cancer Metastatic: 7 people, 22.58%
Nausea (feeling of having an urge to vomit): 5 people, 16.13%
Breast Cancer: 4 people, 12.90%
Endometrial Cancer: 4 people, 12.90%
High Blood Pressure: 3 people, 9.68%
Nausea And Vomiting: 3 people, 9.68%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 3 people, 9.68%
Diabetes: 2 people, 6.45%
Aspartate Aminotransferase Increased: 2 people, 6.45%

* Approximation only. Some reports may have incomplete information.

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