Parlodel and Drug withdrawal syndrome - a phase IV clinical study of FDA data


Drug withdrawal syndrome is found among people who take Parlodel, especially for people who are male, 60+ old, have been taking the drug for 5 - 10 years.

The phase IV clinical study analyzes which people take Parlodel and have Drug withdrawal syndrome. It is created by eHealthMe based on reports of 2,251 people who have side effects when taking Parlodel 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, 07, 2023

2,251 people reported to have side effects when taking Parlodel.
Among them, 14 people (0.62%) have Drug withdrawal syndrome.

What is Parlodel?

Parlodel has active ingredients of bromocriptine mesylate. eHealthMe is studying from 2,292 Parlodel users for its effectiveness, alternative drugs and more.

What is Drug withdrawal syndrome?

Drug withdrawal syndrome (interfere with normal social, occupational, or other functioning. are not due to another medical condition, drug use, or discontinuation) is found to be associated with 2,242 drugs and 1,563 conditions by eHealthMe.

Number of Parlodel and Drug withdrawal syndrome reports submitted per year:

Could Parlodel cause Drug withdrawal syndrome?

Time on Parlodel when people have Drug withdrawal syndrome *:

  • < 1 month: 0.0 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 66.67 %
  • 10+ years: 33.33 %

Gender of people who have Drug withdrawal syndrome when taking Parlodel *:

  • female: 46.15 %
  • male: 53.85 %

Age of people who have Drug withdrawal syndrome when taking Parlodel *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 8.33 %
  • 50-59: 25.0 %
  • 60+: 66.67 %

Common drugs people take besides Parlodel *:

  1. Theo-Dur: 4 people, 28.57%
  2. Decadron: 4 people, 28.57%
  3. Lasix: 4 people, 28.57%
  4. Xanax: 2 people, 14.29%
  5. Effexor: 2 people, 14.29%
  6. Zolpidem Tartrate: 2 people, 14.29%
  7. Zomig: 1 person, 7.14%
  8. Folic Acid: 1 person, 7.14%
  9. Carbamazepine: 1 person, 7.14%
  10. Celexa: 1 person, 7.14%

Common side effects people have besides Drug withdrawal syndrome *:

  1. Neuroleptic Malignant Syndrome (a life-threatening neurological disorder most often caused by an adverse reaction to neuroleptic or antipsychotic agents): 9 people, 64.29%
  2. Depressed Level Of Consciousness: 6 people, 42.86%
  3. Renal Failure Acute (rapid kidney dysfunction): 6 people, 42.86%
  4. Fever: 5 people, 35.71%
  5. Blood Creatine Phosphokinase Increased: 5 people, 35.71%
  6. Shock (a life-threatening condition with symptoms like low blood pressure, weakness, shallow breathing, cold, clammy skin): 4 people, 28.57%
  7. Consciousness - Decreased: 3 people, 21.43%
  8. Paranoia (psychotic disorder characterized by delusions of persecution with or without grandeur): 2 people, 14.29%
  9. Fall: 2 people, 14.29%
  10. Hypotension (abnormally low blood pressure): 2 people, 14.29%

Common conditions people have *:

  1. Prolactinoma (benign tumour (adenoma) of the pituitary gland that produces a hormone called prolactin): 1 person, 7.14%
  2. Pain: 1 person, 7.14%
  3. Depression: 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Parlodel and have Drug withdrawal syndrome?

Check whether Drug withdrawal syndrome 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

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Common Parlodel side effects:

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Common drugs associated with Drug withdrawal syndrome:

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Common conditions associated with Drug withdrawal syndrome:

All the conditions that are associated with Drug withdrawal syndrome:

How the study uses the data?

The study uses data from the FDA. It is based on bromocriptine mesylate (the active ingredients of Parlodel) and Parlodel (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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