Augmentation de Venlafaxine

my GP has increaed my Venlafaxine from 150mg to 225mg

for anxiety but the last few days ive felt really low and crying

is it bormal to feel a bit worse before they start to take edfect

its really worryibg me

have you got through this period? i was on 225 for nearly ten years and its been increased to 300 - i feel horrendous - unbearable anxiety (which was my main problem). i dont know how im going to cope