Table I.

l-Methamphetamine Pharmacokinetic Parameters for 17 Participants Who Received 24 Inhalations on Days 1 and 4 on the Morning of Day 2 with All Urine Voids Collected Over the 32 h Study Period (n = 315)

	l-Methamphetamine
Median (range) peak concentration (µg/L)	62.8 (11.0–1,440)
Median (range) total excreted (µg)	68.1 (5.5–3,321)
Median time to normalized peak (h)	10.6
Range time to first result >LLOQ (h)	1.2–12
Number participants any specimen >250 µg/L	2
Number participants >LLOQ at 11 h post-dosing	11