5 Pharmaceutical products for medical use, namely, for the treatment of brain diseases and disorders; Pharmaceutical preparation for the diagnosis and treatment of brain diseases and disorders; Pharmaceutical preparation for medical use namely, for modifying the bioavailability of therapeutic agents; Pharmaceutical preparation for medical use namely, for the diagnosis and treatment of tumors; Pharmaceutical preparation for medical use particularly for the treatment of Parkinson's disease, Alzheimer's disease, epilepsy and all types of neurological and neuropsychiatric diseases and disorders; Pharmaceutical preparation for medical use namely, for [ the treatment of ] * treating the * symptoms of Parkinson's disease, symptoms of Alzheimer's disease, symptoms of epilepsy and symptoms [ relating to all kinds ] * related to any type * of neurological and neuropsychiatric [ diseases and disorders ] * disorders and diseases * ; Pharmaceutical preparation for the diagnosis and treatment of neurological disorders and diseases for use with deep brain stimulation, electrical transcranial stimulation, transcranial direct-current stimulation, transcranial magnetic stimulation, any form of electromagnetic stimulation in the nature of light, magnetic field, electric field, radio frequency or ultrasound stimulation; health * care * products, namely, pharmaceutical preparations for central nervous systems disorder treatment; radiological contrast substances for medical use; nanoparticles for medical use, namely, nanomaterial-based chemical preparations for medical and pharmaceutical purpose for the treatment of cancer, central nervous system disorder, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases ; Drug delivery agents in the form of nanomaterial-based preparation for the delivery of therapeutic agents; chemical reagents for medical use; bacteriological preparations for medical use; biological preparations for medical use, namely, for the treatment of cancer, central nervous system disorder, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases; enzymes for medical use; enzyme preparations for medical use; chemical preparations for medical or pharmaceutical use, namely, for the treatment of cancer, central nervous system disorders, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases; diagnostic products for medical use, namely, diagnostic preparations for medical purposes; drugs for medical use, namely, nanomaterial-based pharmaceutical preparation of active ingredients for the treatment of cancer, central nervous system disorders, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases; medicines for human medicine, namely, medical preparations for the treatment of cancer, central nervous system disorders, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases; tonics being medicines, namely, medicinal herbal preparations; antibiotics; antiseptics; chemico-pharmaceutical products, namely, chemical preparations for pharmaceutical or medical purposes, namely, for the treatment of cancer, central nervous system disorders, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases; pharmaceutical products, namely, pharmaceutical products for the treatment of cancer, central nervous system disorders, cardiovascular, immunological, gastrointestinal, metabolic and infectious diseases * for human use * ; dietetic substances for medical use, namely, dietetic foods adapted for medical purposes; remedies for human medicine, namely, natural remedy preparations for the treatment of gastrointestinal conditions, hormonal and chemical imbalances, and sleep disorder