Help!! What was I given!?

hello my gal friend and i wanted to have some fun this past weekend before we went to a rave. we got some hallucinogens that were legal. its like a legal ecstasy but some what diff. so we got them and took them. we waited and waited but nothing happened so we went to the rave but during it we got extremely tired and i got a headache, stomach ache, body pains, etc. she only felt tired..well we went home early and went to sleep. we didnt even have cool dreams. no hallucinations happened at all. we were really pissed. we paid 60 bucks for three capsules. we had connections cuz we knew the guy well but he bought from another person and apparently gave us stuff hes never tried before. we told him nothing happened nd he got mad too. the whole next day i still had stomach, head, and body pains. finally today i didnt have those so i thought nothing of it that it mght be the "drug" we took so i thot well maybe we took it wrong. i got the third pill from the night before and took it thinking maybe it would work but now im having all those pains again but worse..what were we given?? so before i end it i looked at these pills i had in my medicine cabinet and the substance that we took felt and looked the same but it did smell diff so were we given a type of medicine and ripped off? im not sureand need all of your pplz help! its greatly appreciated except for all rude talk! sorry its so long and thanks for your time! plz help me out! thanks much!