You require
speech therapy sessions where your therapist is going to evaluate your
stammering level and type, etc. Based on that he will make therapy plan and will start your sessions. It takes a long time to get treated. Some of the tips may help you initially:
- deep inhale before speaking. - control speech rate (speed of speech)
- while speaking, whenever you realize you are going to stammer, stop there, deep inhale, and start in fulency.
- be confident.