Medicines, such as olanzapine, risperidone and haloperidol are, are useful to treat stammering

Yes, speech therapy can help to teach the patient to slow down the speech and learn to concentrate while stammering. The patient should speak slowly at the beginning of speech therapy. Gradually, after a few sessions, the patient can work on the natural speech pattern.

Mindfulness practices help the patient identify what to do while stammering. This therapy helps the patient to identify the covert and overt behaviour that comprises the patient's disorder.

Stammering cannot be cured completely but can help the patient to learn skills to improve speech fluency, ensure full participation at school, social activities and work; and communicate effectively.

There are different treatments for stammering depending on the patient's age:
Speech and language therapy is carried out for children and educational staff.
Indirect therapy mainly focuses on children's talking.
Direct therapy for children between three and five years old is useful.
Treatment is also available for ages 18 years or above.