Different chemicals: Ritalin or methylphenidate is still available in the United States. Cylert or Pemoline is no longer available in the us due to risks of liver failure associated with cylert.
Answered 7/1/2014
5.8k views
7 doctors weighed in across 3 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
7 doctors weighed in across 2 answers
5 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question