I just ask because of the tylenol in them and the amount of powder it produces... I have 7.5/325's. Its all I can get a hold of right now and It makes me sad
Read up on proper plugging technique and be CAREFUL but yes, they can be plugged. Its ideal to do a CWE first to remove a good amount of the acetaminophen.
I have never heard the term "plug" before until this thread. clicked on it to find out what it was. Never thought about sticking things up my ass. Don't think i'll try it, but it's a good conversation piece.