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. 2020 Mar 15;12(3):265. doi: 10.3390/pharmaceutics12030265

Figure 2.

Figure 2

Influence of the drug transporter P-gp on passage through the blood–brain barrier and brain delivery of delta-9-tetrahydrocannabinol (THC). 11-OH-THC = 11-hydroxy-delta-9-THC (11-OH-THC); THCCOOH = 11-nor-9-carboxy-delta-9-THC (THCCOOH).