Symbicort and Rapaflo drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Symbicort (budesonide; formoterol fumarate dihydrate) and Rapaflo (silodosin). Common drug interactions include fibromyalgia among females and wheezing among males.

The phase IV clinical study analyzes what interactions people have when they take Symbicort and Rapaflo. 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 Symbicort?

Symbicort has active ingredients of budesonide; formoterol fumarate dihydrate. It is often used in asthma. eHealthMe is studying from 114,792 Symbicort users. Check the latest studies of Symbicort.

What is Rapaflo?

Rapaflo has active ingredients of silodosin. It is often used in prostate examination abnormal. eHealthMe is studying from 3,929 Rapaflo users. Check the latest studies of Rapaflo.

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, 24, 2026

73 people who take Symbicort and Rapaflo together, and have interactions are studied.

Symbicort and Rapaflo drug interactions.

What are the common drug interactions of Symbicort and Rapaflo, by gender? *:

female:

Fibromyalgia (a long-term condition which causes pain all over the body)
Headache (pain in head)
Infection
Nephrogenic anaemia (anaemia due to kidney disease)
Palpitations (feelings or sensations that your heart is pounding or racing)
Psoriasis (immune-mediated disease that affects the skin)
Renal failure (kidney dysfunction)
Renal injury (kidney injury)
Swelling face
Tooth abscess (pus formation in tooth)

male:

Wheezing (a high-pitched whistling sound made while you breath)
Dyspnoea (difficult or laboured respiration)
Balance disorder
Hospitalisation
Anaemia (lack of blood)
Nausea (feeling of having an urge to vomit)
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)
Dyspnoea exertional (breathlessness or shortness of breath)
Weight decreased
Blindness

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Dizziness
Dysstasia (difficulty in standing)
Faecal incontinence (a lack of control over passing stool)
Palpitations (feelings or sensations that your heart is pounding or racing)
Visual impairment

40-49:

Angina pectoris (chest pain due to ischemia of the heart muscle)

50-59:

Arthralgia (joint pain)
Back pain
Blood cholesterol increased
Bone density decreased
Deafness
Death
Depression
Diarrhoea
Dyspnoea (difficult or laboured respiration)
Erectile dysfunction

60+:

Wheezing (a high-pitched whistling sound made while you breath)
Dyspnoea (difficult or laboured respiration)
Balance disorder
Fatigue (feeling of tiredness)
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)
Anaemia (lack of blood)
Blindness
Optic ischaemic neuropathy (optic nerve damage due to lack of blood supply)
Dyspnoea exertional (breathlessness or shortness of breath)
Nasopharyngitis (inflammation of the nasopharynx)

What are the existing conditions these people have? *

High Blood Cholesterol: 11 people, 15.07%
Pain: 8 people, 10.96%
Immunodeficiency Common Variable: 8 people, 10.96%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 9.59%
Primary Immunodeficiency Syndrome: 6 people, 8.22%
High Blood Pressure: 6 people, 8.22%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 6 people, 8.22%
Primary Myelofibrosis (primary disorder of the bone marrow): 5 people, 6.85%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 4 people, 5.48%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 4 people, 5.48%

* Approximation only. Some reports may have incomplete information.

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