I hear ya buddy my back is a mess, all kinda things wrong, i had a problem with getting my OP 40mg cuz the pharmacy had to order them, and becouse dr.'s dont want to give you your script 3 days early i always am 3 days late, got me, so today i ran out and that suck, so i cut 1 of the op 40's in half i hope that half will last 7 hours, i hope it still has time release stuff in it