But doctors reported that the injuries they were treating, in general, came from the blast, not chemical exposure.

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The drug tested is an old chemical that previously has been used for a variety of purposes, including treating urinary tract infections.

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It, and its close chemical relative psilocybin, isolated from hallucinogenic mushrooms, were reported as having potential for treating anxiety disorders, OCD, depression, bereavement and even sexual dysfunction.

ECONOMIST: LSD