Celecoxib (Celebrex) belongs in the class of NSAIDs or non-steroidal anti-inflammatory drugs, similar to aspirin, ibuprofen
, naproxen, etc. It is used to relieve pain and inflammation.
is citalopram, a SSRI or selective serotonin reuptake inhibitors. It is similar to fluoxetine (Prozac) and belongs in the same drug class, SSRI. It is used to treat depression and other mental health conditions.
I am not sure what you mean in regards to "mind relaxation".