METABOLIC FATE OF ν-(3, 4, 5-TRIMETHOXYPHENYL)-ETHYLAMINE (MESCALINE) IN HUMANS: ISOLATION AND IDENTIFICATION OF 3,4, 5-TRIMETHOXYPHENYLACETIC ACID
Journal of Pharmacology and Experimental Therapeutics August 1, 1964 K. Charalampous, A. Orengo, K. Walker et al.
Human subjects given labeled β-(3,4 ,5-trimethoxyphyphenyl) -ethylanoine by mouth excrete an average of 81.9% of the administered dose in the urine during the first 12 hours. An average of 26.2% of the administered dose is excreted in the urine as free TMPA. TMPA given to humans by mouth produces no physiological or psychological changes.