Hello My Age Is 22 Years . I Am A

Hello my Age is 22 Years . I am a civil engineering Student.. I am too much addicted to Correx or any other types of Cough Syrup.. I started it before 3-4 years may be..now I having it 3/4 100 ml bottle per day ..but I really want to Quit this addiction because it's giving me a lot of mental problems, emotional problems, I am always crying if I didn't take it for 1 day and somany things.. So please help me to quit it.