There are many alternative interventions for autism depending on the co-occuring disorder, below are a few but there are many many more.
Behavioural interventions are a very popular method for dealing with unwanted behaviours and work particularly well for any age and most behaviours.
Applied Behaviour Analysis, also known as ABA/VB is a useful teaching method for academics and acquiring new skills.
Bio-medical resources can be useful for some but not all, children on the spectrum, to find out if it is useful for your child you should make an appointment with a specialist. www.treatingautism.ik.com
Sensory Intergration Dysfunction Intervention can be useful if your child is particularly over/ under stimulated sensually, some occupational therapists provide this service also.
The Listening Programme
Holistic And NeuroDevelopmental Learning Efficiency (HANDLE) Programme is a useful complimentary approach to dealing with neurodevelopmental disabilities; autism, aspergers, dyslexia, seizures, sensory issues, low muscle tone, ADHD etc
Music/ art/ drama/ colour/ play Therapy are beneficial to a child who may need help in expressing their feelings.
Psychotherapy may be useful for some children.
Occupational Therapy is recommended for children who have specific fine/ gross motor disabilities that can involve many daily life skills.
Speech and Language Therapy is recommended for children who have specific speech problems e.g. apraxia, lisp, shortened vowls, lack of sounds, etc.