Assertion: ecstasy's effect | /r/HasProperty | unpredictable
Facets:
Source sentences:
text: Additionally, they may be manufactured with substitute chemicals, so the effects can be unpredictable.
text: The effects of taking MDMA with other drugs − including over-the-counter or prescribed medications − can be unpredictable and dangerous, and could cause:
text: People say they "hear" colors or "see" sounds, but effects are unpredictable.