Decreased libido in the context of drug usage can be described as a partial or complete suppression in feelings of sexual desire, anticipation of sexual activity and the likelihood that one will view the context of a given situation as sexual in nature. When experienced, this supression results in the inability to become aroused by sexual stimuli.
This effect can occur on dissociative drugs such as ketamine or MXE and opiates such as heroin and kratom. It is generally present for the duration of the substance ingested and resets to baseline once the substance wears off.
Compounds within our psychoactive substance index which may cause this effect include: