The tea tasted bitter and earthy, but Lorenzo Gonzales drank it anyway. On that frigid night in remote Utah, he was hoping for a life-changing experience, which is how he found himself inside a tent with two dozen others waiting for the psychedelic brew known as ayahuasca to kick in.
Soon, the gentle sounds of a guitar were drowned out by people vomiting — a common downside of the drug. Some gagged; several threw up in buckets next to them.
