There are several HYPNOTHERAPY SCHOOLS from which to choose. Once you've found a state-approved hypnotherapy school, you can decide if you wish to pursue your certification through a weekend training format, an apprenticeship training format, a residential intensive format, or through distance learning. [Hypnotherapy schools are regulated/approved by the state in which they do business, and many hynotherapy schools offer basic, intermediate and advanced certification courses. Presently, there.