How long does it take for a medical wavier to be approved USMC?

i got DQ'ed for bad eyesight its not that bad i messed up by 1 letter on the dam chart the meps doc's told me its not bad but i would have to get a waiver my recruiter told told me would take maybe 1 to 2 months coming to the end of the 2 months still no answer how long does it take to go through the entire process