Nimesulide 100mg. Mouth Dissolving is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain and reduce inflammation. It is commonly used for conditions like osteoarthritis, musculoskeletal pain, and acute pain. The mouth-dissolving formulation allows the tablet to be absorbed quickly without the need for water, making it convenient for individuals who have difficulty swallowing tablets. Nimesulide works by inhibiting the enzymes responsible for inflammation, helping to alleviate pain and reduce swelling.