Table 2. Limit-of-detections (LODs) of abused drugs in diluted drained gastric lavage fluid (subjects 1 and 2) and EA extracted whole blood (subjects 3 and 4).

Analyte	FM2	LSD	MDMA
Subject 1	500 ppb	500 ppb	1 ppb
Subject 2	500 ppb	500 ppb	1 ppb
Analyte	Ketamine	Cocaine	Amphetamine	Norketamine
Subject 3	1 ppb	1 ppb	5 ppb	10 ppb
Subject 4	1 ppb	1 ppb	5 ppb	10 ppb

All LODs of intra-individuals were determined with triplicate measurements.