Adderall and Hyperreflexia - a phase IV clinical study of FDA data

Summary:

Hyperreflexia is reported as a side effect among people who take Adderall (amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate), especially for people who are female, 40-49 old, also take Tylenol, and have Oral herpes.

The phase IV clinical study analyzes which people have Hyperreflexia when taking Adderall. It is created by eHealthMe based on reports of 50,493 people who have side effects when taking Adderall from the FDA, and is updated regularly.

What is Adderall?

Adderall has active ingredients of amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate. It is often used in attention deficit hyperactivity disorder. eHealthMe is studying from 64,223 Adderall users. Check the latest studies of Adderall.

What is Hyperreflexia?

Hyperreflexia (overactive or over responsive reflexes) is found to be associated with 453 drugs and 646 conditions by eHealthMe. Check the latest studies of Hyperreflexia.

On Apr, 09, 2026

50,493 people reported to have side effects when taking Adderall.
Among them, 39 people (0.08%) have Hyperreflexia.

Among these 39 people:

What is the gender of people who have Hyperreflexia when taking Adderall? *

female: 97.44 %
male: 2.56 %

What is the age of people who have Hyperreflexia when taking Adderall? *

What are other drugs people take besides Adderall? *

Risperidone: 30 people, 76.92%
Synthroid: 30 people, 76.92%
Vyvanse: 30 people, 76.92%
Clonidine: 30 people, 76.92%
Tylenol: 30 people, 76.92%
Dexmethylphenidate Hydrochloride: 29 people, 74.36%
Amlodipine Besylate: 28 people, 71.79%
Sertraline: 25 people, 64.10%
Methylphenidate Hydrochloride: 24 people, 61.54%
Venlafaxine Hydrochloride: 22 people, 56.41%

What are other side effects people have besides Hyperreflexia? *

Weakness: 35 people, 89.74%
Fatigue (feeling of tiredness): 34 people, 87.18%
Memory Loss: 34 people, 87.18%
Nausea (feeling of having an urge to vomit): 33 people, 84.62%
Pain: 32 people, 82.05%
Hypoaesthesia (reduced sense of touch or sensation): 32 people, 82.05%
Dizziness: 32 people, 82.05%
High Blood Pressure: 31 people, 79.49%
Muscle Spasms (muscle contraction): 31 people, 79.49%
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 31 people, 79.49%

What are the existing conditions these people have? *

Oral Herpes (viral infection of mouth): 29 people, 74.36%
High Blood Pressure: 28 people, 71.79%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 4 people, 10.26%
Gait Disturbance: 3 people, 7.69%
Fatigue (feeling of tiredness): 3 people, 7.69%
Pain: 2 people, 5.13%
Wheezing (a high-pitched whistling sound made while you breath): 1 person, 2.56%
Vision Blurred: 1 person, 2.56%
Uveitis (inflammation of the uvea): 1 person, 2.56%
Stress And Anxiety: 1 person, 2.56%

* Approximation only. Some reports may have incomplete information.

Do you take Adderall and have Hyperreflexia?

- Check whether Hyperreflexia is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Adderall:

Adderall (64,223 reports)

Hyperreflexia treatments and more:

Hyperreflexia (4,677 reports)

How severe was Hyperreflexia and when was it recovered:

Hyperreflexia in Adderall

Expand to all the drugs that have ingredients of amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate:

Hyperreflexia and drugs with ingredients of amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate (71 reports)

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Adderall:

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

Browse all the drugs that are associated with Hyperreflexia:

Hyperreflexia (453 drugs)

Browse all the conditions that are associated with Hyperreflexia:

Hyperreflexia (646 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate (the active ingredients of Adderall) and Adderall (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.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML 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 800+ peer-reviewed 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, DISCLAIMER, USE FOR PUBLICATION

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.