There are many methods to use LSD. The most common way is in the shape of the blotter tab. They're little items of paper that have been infused with LSD. LSD stays a Plan I controlled substance in the US. Nonetheless, research in the 1950's to 1970's advised therapeutic possible https://www.tumblr.com/lsdvibes/757469329295048704/historyoflsd?source=share