Placebo Controlled Study of Sublingual Salvinorin A

Ascending-dose, placebo-controlled, single-site study in 8 Salvia-experienced participants to determine tolerable sublingual doses of Salvinorin A.

Participants receive single-dose sublingual administrations separated by at least one day; doses include 0, 100, 250, 500, 1000, 2000 and 4000 µg; first two doses reportedly double-blinded with later doses single-blind per protocol text.