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Doxazosin Mesylate vs Tamsulosin, a side effect and effectiveness comparison for a male patient aged 78

This is personalized comparison of Doxazosin Mesylate vs Tamsulosin for a male aged 78. The study is created by eHealthMe based on reports from FDA and social media.

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What are the drugs

Doxazosin mesylate (latest outcomes from 8,060 users) has active ingredients of doxazosin mesylate. It is often used in high blood pressure.

Tamsulosin (latest outcomes from 7,733 users) has active ingredients of tamsulosin. It is often used in enlarged prostate.

What is the symptom

Dizziness (latest reports from 1,294,330 patients) has been reported by people with high blood pressure, depression, osteoporosis, multiple sclerosis, high blood cholesterol.

On Jul, 4, 2014: 4,823 male patients aged 77 who take the same drugs are studied in Doxazosin Mesylate vs Tamsulosin

Information of patient in study:

GenderAgeReason for the drug
Male77Difficulty initiating urination

Drugs to compare:

Doxazosin Mesylate doxazosin mesylatenot specified
Tamsulosin tamsulosinnot specified

eHealthMe real world results:

For males aged 77 (±5):

Comparison with the specified adverse outcomes:

(outcome and its % of total reports)

Doxazosin MesylateTamsulosin

Most common side effects:

(click on each outcome to view in-depth analysis, incl. how people recovered)
Doxazosin MesylateTamsulosin
Drug IneffectiveDyspnoea (difficult or laboured respiration)
Condition AggravatedHypotension (abnormally low blood pressure)
Asthenia (weakness)Renal Failure Acute (rapid kidney dysfunction)
Hypotension (abnormally low blood pressure)Pneumonia
Myocardial Infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)Pyrexia (fever)
Fatigue (feeling of tiredness)Malaise (a feeling of general discomfort or uneasiness)
Nausea (feeling of having an urge to vomit)Diarrhoea
Oedema Peripheral (superficial swelling)Anaemia (lack of blood)
Atrial Fibrillation (fibrillation of the muscles of the atria of the heart)Atrial Fibrillation (fibrillation of the muscles of the atria of the heart)

Most common side effects experienced by people in long term use:

(click on each outcome to view in-depth analysis, incl. how people recovered)
Doxazosin MesylateTamsulosin
Condition AggravatedMuscle Weakness (a lack of muscle strength)
DizzinessNausea (feeling of having an urge to vomit)
Asthenia (weakness)Hypotension (abnormally low blood pressure)
Hypertension (high blood pressure)Bradycardia (abnormally slow heart action)
Benign Prostatic Hyperplasia (benign enlargement of the prostate)Hypoglycaemia (deficiency of glucose in the bloodstream)
Hypotension (abnormally low blood pressure)Blood Pressure Increased
Atrial Fibrillation (fibrillation of the muscles of the atria of the heart)Dizziness
Drug IneffectiveUrinary Tract Malformation
Myocardial Infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)Fatigue (feeling of tiredness)
Osteoarthritis (a joint disease caused by cartilage loss in a joint)Diarrhoea

Drug effectiveness:

not at allsomewhatmoderatehighvery high
Doxazosin Mesylate0.00%20.83%40.62%36.46%2.08%

Comments from or about the patient:

Very dizzy and I would like to know which is less dizzy.

How to use the study:
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Drug effectiveness in real world:

Alternative drugs:

Side effects in real world:

On eHealthMe, Doxazosin Mesylate (doxazosin mesylate) is often used to treat high blood pressure. Tamsulosin (tamsulosin) is often used to treat enlarged prostate. Find out below the conditions the drugs are used for, how effective they are, and any alternative drugs that you can use to treat those same conditions.

What is the drug used for and how effective is it:

Other drugs that are used to treat the same conditions:

Recent related drug comparison:

NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only, and has not been supported by scientific studies or clinical trials unless otherwise stated. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

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