Depends on your willpower I guess. While I'm unaware of any studies specific to MDMA, phenethylamines in general are stable almost forever. Tryptamines on the other hand tend to degrade fairly easily.
well thanks to drug testing, i can't really take it anytime soon, but during the next break in maybe a month or two
is it an extensive drug test? it was to my understanding(and i could b wrong) that x left your system in 3 to 5 days.
not to mention the possibility of meth or speed being in a pill. they might not even test for x, but you know for a fact that meth is on the drug test.
It oxidises it starts to go brown after a while and doesnt work the same Air and heat A friend had forgotten that he had some and after when he found it two years later it was beige and didnt work the same, but yer a long time.