 [ Symptoms ] ache in the right back side of head 3 weeks when i breathe through my mouth do not feel it at all only through nose i have had an ache in the back right side of head for about 3 weeks i do not feel any pain when i breathe through my mouth it only hurtsburning ache when i breathe through nose i can block the right nostril and also get relief that way so it seems to be only happen through the right nostril could this be a type of occipital neuralgia does not hurt when i cough or sneeze or move my head i do not really want to go for an mri if i could rule out anything serious [ Disease ] i do not know how the chlamydia was treated was the dose appropriate and taken long enough were you compliant in taking it properly are you male or female do have more than one partner as much as i would like to address your question i really do not have enough information