Rytary and Paraesthesia - a phase IV clinical study of FDA data


Paraesthesia is found among people who take Rytary, especially for people who are female, 60+ old, have been taking the drug for < 1 month.

The phase IV clinical study analyzes which people take Rytary and have Paraesthesia. It is created by eHealthMe based on reports of 13,768 people who have side effects when taking Rytary 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 Oct, 01, 2022

13,768 people reported to have side effects when taking Rytary.
Among them, 76 people (0.55%) have Paraesthesia.

What is Rytary?

Rytary has active ingredients of carbidopa; levodopa. eHealthMe is studying from 13,799 Rytary users for its effectiveness, alternative drugs and more.

What is Paraesthesia?

Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect) is found to be associated with 3,246 drugs and 3,035 conditions by eHealthMe.

Number of Rytary and Paraesthesia reports submitted per year:

Could Rytary cause Paraesthesia?

Time on Rytary when people have Paraesthesia *:

  • < 1 month: 81.82 %
  • 1 - 6 months: 18.18 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

Gender of people who have Paraesthesia when taking Rytary *:

  • female: 51.39 %
  • male: 48.61 %

Age of people who have Paraesthesia when taking Rytary *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 6 %
  • 40-49: 0.0 %
  • 50-59: 16 %
  • 60+: 78 %

Common drugs people take besides Rytary *:

  1. Azilect: 13 people, 17.11%
  2. Magnesium: 13 people, 17.11%
  3. Sertraline: 9 people, 11.84%
  4. Amlodipine: 9 people, 11.84%
  5. Miralax: 8 people, 10.53%
  6. Sinemet: 8 people, 10.53%
  7. Vitamin B12: 8 people, 10.53%
  8. Vitamin D3: 6 people, 7.89%
  9. Vitamin D: 6 people, 7.89%
  10. Flomax: 6 people, 7.89%

Common side effects people have besides Paraesthesia *:

  1. Dyskinesia (abnormality or impairment of voluntary movement): 24 people, 31.58%
  2. Tremor (trembling or shaking movements in one or more parts of your body): 22 people, 28.95%
  3. Hypoaesthesia (reduced sense of touch or sensation): 21 people, 27.63%
  4. Dizziness: 19 people, 25.00%
  5. Weakness: 15 people, 19.74%
  6. Drug Ineffective: 12 people, 15.79%
  7. Stress And Anxiety: 11 people, 14.47%
  8. Fall: 10 people, 13.16%
  9. Fatigue (feeling of tiredness): 10 people, 13.16%
  10. Feeling Abnormal: 10 people, 13.16%

Common conditions people have *:

  1. Parkinson's Disease: 49 people, 64.47%
  2. Depression: 9 people, 11.84%
  3. Stress And Anxiety: 9 people, 11.84%
  4. Sleep Disorder: 8 people, 10.53%
  5. Dyskinesia (abnormality or impairment of voluntary movement): 8 people, 10.53%
  6. Constipation: 6 people, 7.89%
  7. High Blood Cholesterol: 6 people, 7.89%
  8. Pain: 6 people, 7.89%
  9. Memory Loss: 4 people, 5.26%
  10. Arthritis (form of joint disorder that involves inflammation of one or more joints): 4 people, 5.26%

* Approximation only. Some reports may have incomplete information.

Do you take Rytary and have Paraesthesia?

Check whether Paraesthesia 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 Paraesthesia and when was it recovered:

Expand to all the drugs that have ingredients of carbidopa; levodopa:

Alternative drugs to, pros and cons of Rytary:

Common Rytary side effects:

Browse all side effects of Rytary:

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

Paraesthesia treatments and more:

COVID vaccines that are related to Paraesthesia:

Common drugs associated with Paraesthesia:

All the drugs that are associated with Paraesthesia:

Common conditions associated with Paraesthesia:

All the conditions that are associated with Paraesthesia:

How the study uses the data?

The study uses data from the FDA. It is based on carbidopa; levodopa (the active ingredients of Rytary) and Rytary (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 eHealthMe.com 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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