How long does a cocaine based ecstasy pill stay in your system?

Cocaine and MDMA both stay in the system for about 3 to 7 days. If you are referring to the effects, you would start to feel the cocaine shortly after ingesting the pill, and as you are coming down from the cocaine, you would likely begin to feel the MDMA. Cocaine and MDMA both stay in the system for about 3 to 7 days. If you are referring to the effects, you would start to feel the cocaine shortly after ingesting the pill, and as you are coming down from the cocaine, you would likely begin to feel the MDMA.