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1.
A form of adderall, ritlan, concerta, etc.
Used to treat ADD or ADHD and in some cases depression.
Can cause dizziness, vomiting, blurred vision, dry mouth, loss of appetite, weight loss, etc.
1. Lindsay stole her sister's Methylin so that she could lose weight.
2. Nicole was perscribed Methylin because she suffers from ADD.
by boobooshoe January 06, 2008