MDMA generally comes in the form of small tablets, capsules, or white powder. It is common when buying MDMA to get a combination of any of the following : MDMA, MDA, MDE, Caffeine, Dextromethorphan, Ephedrine, Glyceryl guaiacolate, and phenylpropanolamine. A chemical analysis of a variety of "hits" of MDMA found from 0 - 100 mg of MDMA as well as a variety of the above substances. Trying to calculate dosages from tablets containing unknown quantities of MDMA can be difficult, but a good quality tablet of street ecstasy generally contains an average of between 75 and 100 mg MDMA. The chart below shows dosages for pure MDMA, measured in milligrams (mg).
Oral MDMA Dosages
Threshold
30 mg
Common for small or sensitive people
50 - 75 mg
Common for most people
75 - 125 mg
Common for large or unsensitive people
125 - 175 mg
Required by few (side effects increase)
200 + mg
Onset : 20 - 70 minutes (depending on form and stomach contents) Duration : 3 - 5 hours Normal After Effects : up to 24 hours
Overdose Effects:
Vomiting, headaches and dizziness may result from too high a dose of MDMA. Some people are considerably more sensitive to MDMA than others. Be careful if you are using MDMA for the first time or using material of an unknown purity and strength. Always start low.