no definitely not. maybe from the choices you make under the influence. which you jut sit around and see colors anyway. no salvia is non toxic. like acid. its not the drug itself that kills you but the poor judgement you make under the influence.
90% of the girls who love twilight only really like it because of the movie, and supposedly the one guy is hot, they never even liked vampires before that. and/or do not even know who nosferatu is