Pharmaceutical and veterinary preparations and substances for the treatment of epilepsy, convulsions, seizures, multiple sclerosis, neurogenic symptoms, psychotic disorders, diseases of the central nervous system, stroke and head injury, motion sickness and chemically induced sickness, spasticity, oncology, cancer symptoms, psychiatric illnesses, neurodegenerative diseases, metabolic disorders, obesity, obesity associated with type II diabetes, bulimia, schizophrenia, crohns disease, alzheimers, bone disorders, drug, alcohol and nicotine abuse; pharmaceutical preparations and substances for the treatment of pediatric epilepsy; pharmaceutical and veterinary preparations and substances for the treatment of Dravet syndrome, hypoxic-ischaemic encephalopathy, Lennox-Gastaut syndrome (LGS), intractable childhood epilepsy with generalized tonic-clonic seizures (ICE-GTC), generalized epilepsy with febrile seizures plus (GEFS+), dup 15, and Doose syndrome; herbs for medicinal purposes; medicinal herbs; medicinal oils; medicinal infusions for the treatment of epilepsy, convulsions, seizures, multiple sclerosis, bladder disfunction, neurogenic symptoms, psychotic disorders, diseases of the central nervous system, stroke and head injury, motion sickness and chemically induced sickness, spasticity, oncology, cancer symptoms, psychiatric illnesses, neurodegenerative diseases, metabolic disorders, obesity, obesity associated with type II diabetes, bulimia, schizophrenia, alzheimers, bone disorders, hypoxic-ischaemic encephalopathy, drug, alcohol and nicotine abuse; pure extracts of medicinal plants and herbs used for the treatment of epilepsy, convulsions, seizures, multiple sclerosis, neurogenic symptoms, psychotic disorders, diseases of the central nervous system, stroke and head injury, motion sickness and chemically induced sickness, spasticity, oncology, cancer symptoms, psychiatric illnesses, neurodegenerative diseases, metabolic disorders, obesity, obesity associated with type II diabetes, bulimia, schizophrenia, alzheimers, hypoxic-ischaemic encephalopathy, bone disorders, drug, alcohol and nicotine abuse; herb teas for medicinal purposes