Hi ,good Day To All ,i Am Prescribed By My

Hi ,good day to all ,i am prescribed by my doctor to take feliz s 10 for 1 month, 1/2 of it every day in the morning. I am now on my 1st week of medication and i feel better , what will happen if i suddenly stop taking ? please i need your help, i am afraid of the side effects and the usage of the medicine in a longer period of time. Hope you can help me. Thank you.