All 9 NVP Tablet is a prescription medicine that has a combination of medicines that is used to treat nausea and vomiting during pregnancy
For instance, while electrical stimulation of the cerebellar cortex may have activated Purkinje cell output to the deep cerebellar nuclei (and may, thus, have had produced inhibitory effects in brain areas receiving cerebellar output), recent studies have suggested that at least some forms of TMS of the cerebellum (e.g., continuous theta-burst stimulation) lead to reduced cerebellar activity ([306]
Each method has its own techniques and things to consider
PMC6073405
What they found that, at least for the gastrointestinal tract, oral administration of BPC 157 seems to be favorable Pentadecapeptide BPC 157 and the central nervous system (link) This great study was designed to look at the effectiveness of BPC-157 on things like Behavioral Disorders, Brain Lesions, and Spinal Cord Injury
The hepatitis B vaccine presents parts of the virus along with chemicals called adjuvants that are designed to get antigen-presenting cells riled up and boost the adaptive immune response