Bad idea. If you can, talk to your therapist, pharmacist, or GP, and they should be able to either give you advice, increase your dosage, or put you onto some different antidepressants.

In the mean time, try following !aww@lemmy.world to see nice things; and/or !depression_now@lemmy.world for memes, discussions, and advice.

Also, please consider calling the Samaritans at 116123.

Hang in there, mate.