Ritalin and Trimethoprim drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Ritalin and Trimethoprim. Common interactions include suicidal ideation among females.
The phase IV clinical study analyzes what interactions people who take Ritalin and Trimethoprim have. It is created by eHealthMe based on reports of 17 people who take Ritalin and Trimethoprim 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.
17 people who take Ritalin and Trimethoprim together, and have interactions are studied.
What is Ritalin?
Ritalin has active ingredients of methylphenidate hydrochloride. It is often used in attention deficit hyperactivity disorder. eHealthMe is studying from 27,305 Ritalin users for its effectiveness, alternative drugs and more.
What is Trimethoprim?
Trimethoprim has active ingredients of trimethoprim. It is often used in urinary tract infection. eHealthMe is studying from 5,859 Trimethoprim users for its effectiveness, alternative drugs and more.
Number of Ritalin and Trimethoprim reports submitted per year:

Common Ritalin and Trimethoprim drug interactions by gender *:
female:
- Suicidal ideation
- Aortic aneurysm
- Cerebrovascular accident
- Confusional state
- Constipation
- Drug effect decreased
- Dysarthria
- Faecaloma
- Lethargy
- Mobility decreased
male:
n/a
Common Ritalin and Trimethoprim drug interactions by age *:
0-1:
n/a
2-9:
- Suicidal ideation
10-19:
n/a
20-29:
n/a
30-39:
- Aortic aneurysm
- Cardiac failure congestive
- Influenza like illness
- Hypertension
- Multiple sclerosis
40-49:
- Constipation
- Drug effect decreased
- Mobility decreased
- Sensation of heaviness
- Urinary tract disorder
- Balance disorder
50-59:
n/a
60+:
- Activities of daily living impaired
- Cerebrovascular accident
- Confusional state
- Dysarthria
- Faecaloma
- Lethargy
- Operative haemorrhage
- Renal failure
- Sepsis
Common conditions people have *:
- Pain: 1 person, 5.88%
- Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 1 person, 5.88%
- Muscle Spasticity (tight or stiff muscles and an inability to control those muscles): 1 person, 5.88%
- Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 5.88%
- Insomnia (sleeplessness): 1 person, 5.88%
- High Blood Pressure: 1 person, 5.88%
- Gait Disturbance: 1 person, 5.88%
- Cataplexy (loss of muscle tone accompanied by full conscious awareness): 1 person, 5.88%
- Bladder Spasm: 1 person, 5.88%
* Approximation only. Some reports may have incomplete information.
Do you take Ritalin and Trimethoprim?
Personalize this study to your gender and ageHow 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 publications that referenced our studies
- Coskun M, Adak I, "Excessive and frequent menstrual bleeding with methylphenidate in an adolescent girl with attention-deficit hyperactivity disorder", Journal of clinical psychopharmacology, 2017 Oct .
- Yektas ?, Samurcu ND, Tufan AE, "Loss of Eyebrows (Madarosis) After Use of Long-Acting Methylphenidate: Case Report", Journal of Clinical Psychopharmacology, 2017 Aug .
- Ersoy MA, Ersoy HT, "Manic symptoms associated with isotretinoin and methylphenidate combination: a case report", Klinik Psikofarmakoloji Bülteni-Bulletin of Clinical Psychopharmacology, 2014 Sep .
- Coskun M, Adak I, Akaltun I, "Bilateral gynecomastia in a preadolescent boy while under treatment with methylphenidate and paroxetine", Journal of clinical psychopharmacology, 2014 Aug .
- Adak, I., & Coskun, M. , "Symptomatic cholelithiasis associated with combined use of methylphenidate and fluoxetine in an otherwise healthy adolescent girl", Psychiatry and Clinical Psychopharmacology, 2014 Jan .
- Coskun, M., & Adak, I. , "Excessive and frequent menstrual bleeding with methylphenidate in an adolescent girl with attention-deficit hyperactivity disorder", Journal of clinical psychopharmacology, 2014 Jan .
- Yalcin O, Aslan AA, Sari BA, Turkbay T, "Possible methylphenidate related hoarseness and disturbances of voice quality: two pediatric cases", Klinik Psikofarmakoloji Bülteni-Bulletin of Clinical Psychopharmacology, 2012 Sep .
- Lufi D, Bucherman M, Akita M, Cohen R, Sibani C, "The effect of methylphenidate on speech patterns of children with attention deficit disorder", Journal of Behavioral Health, 2012 Jan .
Related studies
Alternative drugs to, pros and cons of the 2 drugs:
- Ritalin (27,305 reports)
- Trimethoprim (5,859 reports)
Browse all drug interactions of Ritalin and Trimethoprim:
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 zCommon Ritalin side effects:
- Fatigue (feeling of tiredness): 2,049 reports
- Stress and anxiety: 1,833 reports
- Drug ineffective: 1,827 reports
- Depression: 1,737 reports
- Headache (pain in head): 1,591 reports
- High blood pressure: 1,296 reports
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 zCommon Trimethoprim side effects:
- Fever: 516 reports
- Urinary tract infection: 421 reports
- Indigestion: 401 reports
- Fatigue (feeling of tiredness): 357 reports
- Diarrhea: 349 reports
- Breathing difficulty: 344 reports
- Weakness: 337 reports
Browse all side effects of Trimethoprim:
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 zCommon Ritalin interactions:
- Ritalin and Xyrem: 6,744 reports
- Ritalin and Vitamin d: 2,091 reports
- Ritalin and Adderall: 2,063 reports
- Ritalin and Wellbutrin: 1,890 reports
- Ritalin and Nuvigil: 1,864 reports
- Ritalin and Gabapentin: 1,825 reports
- Ritalin and Ibu: 1,604 reports
- Ritalin and Ibuprofen: 1,601 reports
- Ritalin and Cymbalta: 1,548 reports
- Ritalin and Omeprazole: 1,491 reports
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 zCommon Trimethoprim interactions:
- Trimethoprim and Omeprazole: 752 reports
- Trimethoprim and Acetaminophen: 695 reports
- Trimethoprim and Furosemide: 677 reports
- Trimethoprim and Sulfamethoxazole: 659 reports
- Trimethoprim and Aspirin: 646 reports
- Trimethoprim and Prednisone: 517 reports
- Trimethoprim and Simvastatin: 505 reports
- Trimethoprim and Lansoprazole: 463 reports
- Trimethoprim and Dexamethasone: 450 reports
- Trimethoprim and Folic acid: 430 reports
Browse all interactions between Trimethoprim 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 zHow the study uses the data?
The study uses data from the FDA. It is based on methylphenidate hydrochloride and trimethoprim (the active ingredients of Ritalin and Trimethoprim, respectively), and Ritalin and Trimethoprim (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. Patients in the study may take other drugs besides Ritalin and Trimethoprim.
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, 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.
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