It's really hard to really suggest anything regarding dosing, we're not equipped to deal with that here. that being said, what is your
diagnosis? How long
have you been on Celexa? these drugs can take up to 6-8 weeks to work, they aren't an instant drug, nor is it a cure - it helps you cope and get a bit more stable so you can work on your issues. You were over self-medicating wth stimulants, taking too much coffee can affect your synaptic system, it takes a while to undo.