There are some possible hazards involved in the use of assistance dogs, some of which are more likely to occur than others. These include
Because of this, some people advocate careful breeding of assistance dogs, using breeds which are known for their intelligence and placidity. Supervision is also essential in creating a placement that is safe and effective. It is important for the carers of any child to understand that their role is to ensure that the relationship between child and dog is consistently gentle and mutually enjoyable.
Irish Guide Dogs for the Blind recommends that children should not be left alone with a dog unsupervised.
There are some contraindications (something which makes a particular treatment or procedure potentially inadvisable) for assistance dogs.
For example, assistance dogs may not be appropriate for some individuals and families who
Placement within a family that already owns another dog, may be more complicated and requires specific care.