U.S. doctors online nowAsk doctors free
Lebanon
A 17-year-old male asked:

Difference between ritalin (methylphenidate) , ritalin (methylphenidate) la , ritalin (methylphenidate) sr ?

2 doctor answers2 doctors weighed in
Dr. Donald Jacobson
A Verified Doctoranswered
41 years experience
Ritalin (methylphenidate): Immediate release after it is taken and last for approximately 3 to 4 hours. These medications are often taken 2 to 3 x/d.Ritalin (methylphenidate) sr released immediately and then slowly over next several hours. Taken i-2x/d. Ritalin (methylphenidate) la usually taken 1 time a day, long-acting.
Dr. Elizabeth Finley-Belgrad
Child Psychiatry 35 years experience
Length of action: Regular ritalin (methylphenidate). Generally requires dosing several ted per day average 4 hr length of action. Ritalin (methylphenidate) la. And sr are different brands of Ritalin (methylphenidate) fouls red to be "long acting " 8-12 hours what is best tolerated and how long they actually last is a bit individual for each person-just need to try it and see.

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 Feb 9, 2021
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits - just $39!
50% off with $15/month membership

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.