Cardura and Drug level increased - a phase IV clinical study of FDA data


Drug level increased is found among people who take Cardura, especially for people who are male, 60+ old.

The phase IV clinical study analyzes which people take Cardura and have Drug level increased. It is created by eHealthMe based on reports of 19,557 people who have side effects when taking Cardura from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.

Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.

On Feb, 03, 2023

19,557 people reported to have side effects when taking Cardura.
Among them, 11 people (0.06%) have Drug level increased.

What is Cardura?

Cardura has active ingredients of doxazosin mesylate. It is often used in high blood pressure. eHealthMe is studying from 19,908 Cardura users for its effectiveness, alternative drugs and more.

What is Drug level increased?

Drug level increased is found to be associated with 1,504 drugs and 1,087 conditions by eHealthMe.

Number of Cardura and Drug level increased reports submitted per year:

Could Cardura cause Drug level increased?

Gender of people who have Drug level increased when taking Cardura *:

  • female: 27.27 %
  • male: 72.73 %

Age of people who have Drug level increased when taking Cardura *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 36.36 %
  • 40-49: 0.0 %
  • 50-59: 9.09 %
  • 60+: 54.55 %

Common drugs people take besides Cardura *:

  1. Atenolol: 5 people, 45.45%
  2. Celexa: 4 people, 36.36%
  3. Zocor: 4 people, 36.36%
  4. Prevacid: 4 people, 36.36%
  5. Clozaril: 4 people, 36.36%
  6. Clonidine: 3 people, 27.27%
  7. Neoral: 2 people, 18.18%
  8. Carafate: 2 people, 18.18%
  9. Cellcept: 2 people, 18.18%
  10. Procardia: 2 people, 18.18%

Common side effects people have besides Drug level increased *:

  1. Ventricular Hypertrophy (enlargement of ventricles (lower chambers) in the heart): 4 people, 36.36%
  2. Weakness: 3 people, 27.27%
  3. Ventricular Extrasystoles (premature cardiac contraction): 3 people, 27.27%
  4. Dizziness: 3 people, 27.27%
  5. Bradycardia (abnormally slow heart action): 2 people, 18.18%
  6. Stomatitis (inflammation of mucous membrane of mouth): 2 people, 18.18%
  7. Blood Thyroid Stimulating Hormone Decreased: 2 people, 18.18%
  8. Diarrhea: 2 people, 18.18%
  9. Fall: 2 people, 18.18%
  10. Hoarseness (changing voice): 2 people, 18.18%

Common conditions people have *:

  1. Ventricular Bigeminy (alternating normal sinus and premature ventricular complexes): 2 people, 18.18%
  2. Schizophrenia (a mental disorder characterized by a breakdown of thought processes): 1 person, 9.09%
  3. Renal Failure Chronic (long lasting kidney dysfunction): 1 person, 9.09%
  4. Neuroendocrine Tumor: 1 person, 9.09%
  5. High Blood Cholesterol: 1 person, 9.09%
  6. Hepatitis C: 1 person, 9.09%
  7. Bipolar Disorder (mood disorder): 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Cardura and have Drug level increased?

Check whether Drug level increased is associated with a drug or a condition

How to use the study?

You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.

Related studies

How severe was Drug level increased and when was it recovered:

Expand to all the drugs that have ingredients of doxazosin mesylate:

Alternative drugs to, pros and cons of Cardura:

Common Cardura side effects:

Browse all side effects of Cardura:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Drug level increased treatments and more:

COVID vaccines that are related to Drug level increased:

Common drugs associated with Drug level increased:

All the drugs that are associated with Drug level increased:

Common conditions associated with Drug level increased:

All the conditions that are associated with Drug level increased:

How the study uses the data?

The study uses data from the FDA. It is based on doxazosin mesylate (the active ingredients of Cardura) and Cardura (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

Who is eHealthMe?

With medical big data and proven AI algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 600+ medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).


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. Our phase IV clinical studies alone cannot establish cause-effect relationship. 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.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.

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