Clip
The Unknown Lethal Dose of LSD
1:09:50 - 1:14:06 (04:16)
The lethal dose of LSD (LD50) has never been determined; however, it is estimated to be about 70,000 times the minimum dose, and there have been cases of heart attacks and strokes associated with LSD use but it's unclear if the drug was the direct cause.
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