U.S. doctors online nowAsk doctors free
Chicago, IL
A 25-year-old male asked:

Hi, does anyone know what the dose of ritalin is compared to the dose of adderall (dextroamphetamine and racemic amphetamine)? i.e. is 20mg of methylphenidate equal to roughly 20mg of adderall (dextroamphetamine and racemic amphetamine)?

1 doctor answer3 doctors weighed in
Dr. Humberto Quintana
Psychiatry 44 years experience
No: As i understand it, the rule of thumb for dosing-equivalence between Ritalin (methylphenidate) and amphetamine (d-amphetamine) is 1mg dexamphetamine = 2mg Ritalin (methylphenidate) (approximately). So the amphetamine is roughly twice as potent. However, Adderall is not pure amphetamine--it's a mix of amphetamine compounds--various versions of d-amphetamine bonded to other chemicals. They do this so mostly that the dose enters the bl.

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Educational text
Free
Talk to a doctor
24/7 visits - just $39!
50% off with $15/month membership

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Educational text
Free
Talk to a doctor
24/7 visits - just $39!
50% off with $15/month membership
Last updated May 30, 2016

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.