Ritalin and Aldactone drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Ritalin (methylphenidate hydrochloride) and Aldactone (spironolactone). Common drug interactions include blood glucose increased among females and fatigue among males.

The phase IV clinical study analyzes what interactions people have when they take Ritalin and Aldactone. It is created by eHealthMe based on reports of 84 people who take the same drugs from the FDA, and is updated regularly.

What is Ritalin?

Ritalin has active ingredients of methylphenidate hydrochloride. It is often used in attention deficit hyperactivity disorder. eHealthMe is studying from 29,427 Ritalin users. Check the latest studies of Ritalin.

What is Aldactone?

Aldactone has active ingredients of spironolactone. It is often used in acne. eHealthMe is studying from 46,063 Aldactone users. Check the latest studies of Aldactone.



On Jul, 10, 2026

84 people who take Ritalin and Aldactone together, and have interactions are studied.

Ritalin and Aldactone drug interactions.

What are the common drug interactions of Ritalin and Aldactone, by gender? *:

female:

  1. Blood glucose increased
  2. Fall
  3. Pyrexia (fever)
  4. General physical health deterioration (weak health status)
  5. Migraine (headache)
  6. Pain
  7. Pain in extremity
  8. Somnolence (a state of near-sleep, a strong desire for sleep)
  9. Weight decreased
  10. Blood pressure decreased

male:

  1. Fatigue (feeling of tiredness)
  2. Fall
  3. Constipation
  4. Insomnia (sleeplessness)
  5. Hypotension (abnormally low blood pressure)
  6. Anxiety
  7. Asthenia (weakness)
  8. Balance disorder
  9. Contusion (a type of hematoma of tissue in which capillaries)
  10. Dyspnoea (difficult or laboured respiration)

What are the common drug interactions of Ritalin and Aldactone, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

  1. Chronic kidney disease
  2. Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)

30-39:

  1. Anxiety
  2. Emotional distress
  3. Gallbladder disorder
  4. Injury
  5. Pain
  6. Psychological trauma
  7. Accommodation disorder
  8. Cholecystitis chronic (long lasting infection of gallbladder)
  9. Confusional state
  10. Disease progression

40-49:

  1. Fatigue (feeling of tiredness)
  2. Blood glucose increased
  3. Malaise (a feeling of general discomfort or uneasiness)
  4. Somnolence (a state of near-sleep, a strong desire for sleep)
  5. Abdominal pain
  6. Back pain
  7. Blood triglycerides increased
  8. Contusion (a type of hematoma of tissue in which capillaries)
  9. Dry skin
  10. Fall

50-59:

  1. Abdominal pain
  2. Abdominal pain upper
  3. Asthenia (weakness)
  4. Ataxia (loss of full control of bodily movements)
  5. Back pain
  6. Bone pain
  7. Brachial plexopathy (pain, decreased movement, or decreased sensation in the arm and shoulder due to a nerve problem)
  8. Bursitis (inflammation of a bursa, typically one in the knee, elbow, or shoulder)
  9. Chest discomfort
  10. Decreased appetite

60+:

  1. Fatigue (feeling of tiredness)
  2. Oedema peripheral (superficial swelling)
  3. Weight decreased
  4. Insomnia (sleeplessness)
  5. Agitation (state of anxiety or nervous excitement)
  6. Alanine aminotransferase decreased
  7. Anxiety
  8. Arthritis (form of joint disorder that involves inflammation of one or more joints)
  9. Asthenia (weakness)
  10. Balance disorder

What are the existing conditions these people have? *

  1. Pain: 15 people, 17.86%
  2. Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 14 people, 16.67%
  3. Prostate Cancer: 12 people, 14.29%
  4. Metastases To Bone (cancer spreads to bone): 12 people, 14.29%
  5. Cataplexy (loss of muscle tone accompanied by full conscious awareness): 9 people, 10.71%
  6. Carcinoid Tumor: 8 people, 9.52%
  7. Oedema (fluid collection in tissue): 6 people, 7.14%
  8. Hypokalemia (low potassium): 6 people, 7.14%
  9. High Blood Pressure: 6 people, 7.14%
  10. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 6 people, 7.14%

* Approximation only. Some reports may have incomplete information.

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Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Ritalin and Aldactone:

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

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 Ritalin:

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 side effects of Aldactone:

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 interactions between Ritalin and drugs from A to Z:

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 interactions between Aldactone and drugs from A to Z:

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

Related publications that referenced our studies


How the study uses the data?

The study uses data from the FDA. It is based on methylphenidate hydrochloride and spironolactone (the active ingredients of Ritalin and Aldactone, respectively), and Ritalin and Aldactone (the brand names). 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.



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