Bentlam, also known as benny, ben weed and happy sleep, is am alien drug similar in chemical composition to earthly marijuana. It is, however, prepared to avastly higher degree of purity than any marijuana or hashish or Earth ever was.
In effect, it is a mild euphoric that induces a state of pleasant drowsiness in its users. Other symptoms include impaired physical coordination, although cognition is unaffected. It is illegal in most jurisdictions.