Casodex and Oxybutynin drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Casodex (bicalutamide) and Oxybutynin (oxybutynin). Common drug interactions include asthenia among females and fatigue among males.

The phase IV clinical study analyzes what interactions people have when they take Casodex and Oxybutynin. It is created by eHealthMe based on reports of 21 people who take the same drugs from the FDA, and is updated regularly.

What is Casodex?

Casodex has active ingredients of bicalutamide. It is often used in prostate cancer. eHealthMe is studying from 10,725 Casodex users. Check the latest studies of Casodex.

What is Oxybutynin?

Oxybutynin has active ingredients of oxybutynin. It is often used in urge incontinence. eHealthMe is studying from 23,143 Oxybutynin users. Check the latest studies of Oxybutynin.

On Jul, 16, 2026

21 people who take Casodex and Oxybutynin together, and have interactions are studied.

Casodex and Oxybutynin drug interactions.

What are the common drug interactions of Casodex and Oxybutynin, by gender? *:

female:

Asthenia (weakness)
Basal cell carcinoma (a skin cancer, it rarely metastasizes or kills)
Bone disorder
Cerebral atrophy (decrement in size of brain)
Chest pain
Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
Constipation
Diverticulum intestinal (a pouch that is attached to the first part of the small intestine)
Ecchymosis (a discoloration of the skin resulting from bleeding underneath)
Fall

male:

Fatigue (feeling of tiredness)
Dizziness
Dysphagia (a condition in which swallowing is difficult or painful)
Hyperkalaemia (damage to or disease of the kidney)
Hypertension (high blood pressure)
Malignant neoplasm progression (cancer tumour came back)
Neuropathy peripheral (surface nerve damage)
Pain in extremity
Urinary incontinence (inability to control the flow of urine and involuntary urination)
Abdominal pain upper

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Abdominal discomfort
Abdominal pain upper
Abscess (pus)
Actinomycosis (infection that causes sores, or abscesses)
Acute prerenal failure (prerenal acute renal failure (arf) occurs when a sudden reduction in blood flow to the kidney)
Anaemia (lack of blood)
Aneurysm (enlargement of an artery caused by a weakening of the artery wall)
Angina pectoris (chest pain due to ischemia of the heart muscle)
Angiopathy (generic term for a disease of the blood vessels)
Anisocytosis (patient's red blood cells are of unequal size)

40-49:

n/a

50-59:

Gynaecomastia (enlargement of the gland tissue of the male breast)
Haematocrit decreased
Haemoglobin decreased
Haemorrhage (bleeding)
Head injury
Headache (pain in head)
Hearing impaired
Herpes zoster
Hypoaesthesia (reduced sense of touch or sensation)
Infection

60+:

Fatigue (feeling of tiredness)
Hot flush (sudden feelings of heat)
Dehydration (dryness resulting from the removal of water)
Depressed mood
Disease progression
Dizziness
Drug ineffective
Dysgeusia (disorder of the sense of taste)
Dysuria (painful or difficult urination)
Eyelid ptosis (falling of the upper or lower eyelid)

What are the existing conditions these people have? *

Prostate Cancer Metastatic: 2 people, 9.52%
Metastases To Bone (cancer spreads to bone): 2 people, 9.52%
High Blood Pressure: 2 people, 9.52%

* Approximation only. Some reports may have incomplete information.

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