Methylphenidate salt/powder:

Methylphenidate treats attention deficit hyperactivity disorder (ADHD) and narcolepsy (sudden attacks of uncontrollable sleepiness). This medicine is a stimulant.

You can buy Methylphenidate powder online cheap (in low price) from Silkroad – Online Pharmacy.

product price is as: per gram
Minimum order quantity is: 10 grams