Table 1.

Stimulants: Names, Formulations, and Strengths

Stimulant	Generic Name	Brand Name	Formulations and Strengths	Duration of Behavioral Effect (h)	Comments
Amphetamines
	d-amphetamine	Dexedrine	Tablets: 5, 10 mg	3–6
		Dexedrine	Spansules: 5, 10, 15 mg
		Spansule
		ProCentra	Oral solution: 5 mg/5 mL
	Mixed amphetamine/dextroamphetamine	Adderall	Tablets: 5, 7.5, 10, 12.5, 15, 20, 30 mg	4–6
		Adderall XR	Capsules: 5, 10, 15, 20, 25, 30 mg	8–10	Capsule with 1:1 ratio of immediate-release to delayed-release beads
	Lisdexamfetamine dimesylate	Vyvanse	Capsules: 20, 30, 40, 50, 60, 70 mg		Inactive prodrug in which l-lysine is chemically bonded to d-amphetamine
	d-methamphetamine	Desoxyn	Tablet: 5 mg
Methylphenidates
	Methylphenidate	Ritalin	Tablets: 5, 10, 20 mg	3–4
		Methylin	Tablets, chewable: 2.5, 5, 10 mg	3–4
			Oral solution: 5 mg/5 mL, 10 mg/5 mL (500 mL)	3–4
		Ritalin sustained release	Tablet: 20 mg	5–8
		Ritalin LA	Capsules: 10, 20, 30, 40 mg	8–9	Capsule with 1:1 ratio of immediate-release beads to delayed-release beads
		Metadate ER	Tablets: 10, 20 mg	5–8
		Metadate CD	Capsules: 10, 20, 30 mg	8–9	Capsule with 3:7 ratio of immediate-release beads to delayed-release beads
		Concerta	Tablets: 18, 27, 36, 54 mg	10–12	Ascending profile, osmotic release oral system technology
		Daytrana	Transdermal patch: 10, 15, 20, 30 mg/9 h	9	Delivery rate of 1.1, 1.6, 2.2, 3.3 mg/h for the patches, respectively, based on 9-h wear times in patients aged 6–12 y
		Quillivant XR	Oral suspension: 25mg/5mL	10–12
	Dexmethylphenidate	Focalin	Tablets: 2.5, 5, 10 mg		d isomer of methylphenidate, twice as potent as racemic methylphenidate
		Focalin XR	Capsules: 5, 10, 20 mg