No, Metrogyl DG Forte is not a direct pain reliever. It is an antiseptic and antibacterial gel containing Metronidazole and Chlorhexidine, which helps treat mouth ulcers and gum infections by killing harmful bacteria. While curing the infection will eventually reduce discomfort and promote healing, it does not provide immediate numbing or pain relief. For quick pain relief from mouth ulcers, you should use a gel specifically formulated with a local anesthetic (such as Lignocaine). Please consult your doctor or dentist for a proper diagnosis and prescription.