PT - JOURNAL ARTICLE AU - Perez-Reyes, Mario AU - Timmons, Martha C. AU - Ipton, Morrs A. AU - Davis, Kenneth H. AU - Wall, Monroe E. TI - Intravenous Injection in Man of Δ<sup>9</sup>-Tetrahydrocannabinol and 11-OH-Δ<sup>9</sup>-Tetrahydrocannabinol AID - 10.1126/science.177.4049.633 DP - 1972 Aug 18 TA - Science PG - 633--635 VI - 177 IP - 4049 4099 - http://science.sciencemag.org/content/177/4049/633.short 4100 - http://science.sciencemag.org/content/177/4049/633.full SO - Science1972 Aug 18; 177 AB - A microsuspension of Δ9-tetrahydrocannabinol and of its metabolic derivative 11-OH-Δ9-tetrahydrocannabinol has been prepared with 25 percent human serum albumin as the vehicle. Intravenous infusion of this preparation to humans indicates that both tetrahydrocannabinols are equally potent in producing the typical marihuana-like pschological and physiological effects.