That's right. Tried it once, didn't like it. It might take an hour or so, depending on what's on your stomach, and then a moderate dose can make you feel like you're losing your mind.
In this lamentable state, in my teenage years, I once had to explain to my mother, who had visited unexpectedly, why she couldn't have one of the many cakes sitting on the table, while avoiding anything resembling the truth. Don't do drugs, kids.*
* Do, though.