Glutamate Blockers

Millions of dollars are being spent producing Glutamate Blocker pharmaceuticals instead of taking MSG out of our food supply.
Examples of glutamate blockers (I think, I just Googled this quickly, also read truthinlabeling):

• Dimebon (to treat Alzheimer's)
• Budipine
• Abilify (now given to treat autism)
• Remacemide
• Memantine
• Riluzole
• Lamotrigine
• Gabapentin
  
• GlaxoSmithKline's Lamictal (lamotrigine)
• ipenoxazone hydrochloride
• Memantine
• acamprosate (for schizophrenia)
• gabapentin
• Naltrexone
• Liraglutide (for diabetes and obesity)
• CoQ10
• Ibuprofin (but Tylenol does not block glutamate)