Suggest Treatment To Increase Height

Hello sir..I am 19 years Turning 20 in march..I really feel bad because of my short height.. M just 5"5. my Dad's height is 5.6 and my mom is 5.1..i hve tried alot to increase my height..and yes i hve startd gyming at the age of 17 but never lifted heavy weights.. I have done many activities like stretching and all. I have also joined martial arts so as to increase my height as they stretch our body.. Please sir help me out..Hope you undrstnd my problem. Waiting for your response..!!