How Can One Reduce The Intake On Lonazep, Nexito Forte And Eliwel Prescribed For Sudden Sharp Chest Pain?

My son was 21 Age feeling sharp chest pain suddenly for few second for this all test done no abnormalities observed. Due to this he feeling depressed. Now physiatrist give him 1-1Tab of Lonazep DM.0.5, Nexito Forte & Eliwel 10. Now he is feeling better and relaxed. Now how can reduce that tablets