ABSTRACT: 1 A cannabis extract (I) (in a concentration equivalent to 10 mg Δ9-tetrahydro-cannabinol(THC)/kg) prolonged pentobarbitone anaesthesia in mice maximally 20 min to 2 h after medication. The effect was still significant after 8 h, but less than at 2 hours. 2 The cannabis extract (I) (equivalent to 10 mg Δ9-THC/kg) prolonged both pentobarbitone and ether anaesthesia ... Continue Reading