A method of treating a disease state or condition in humans via topical brainstem afferent stimulation therapy via the administration of a cannabinoid drug(s) to the back of the neck of a human patient to provide regional neuro-affective therapy is disclosed. In certain preferred embodiments, the cannabinoid drug(s) are not psychoactive or substantially not psychoactive. In certain embodiments, the cannabinoid drug(s) are incorporated into a pharmaceutically acceptable topical carrier, e.g., a cream. In certain preferred embodiments, the cannabinoid drug(s) comprises cannabidiol.
