| Antimicrobial therapy | Antibiotic treatment | Avoid bacterial infections | [122] | 
 | Antiviral agent | Protects against virus infections | [125,126] | 
 | GV-971 | Regulate gut flora imbalance and reshape immune homeostasis | [124] | 
| Anti-inflammatory treatment | Anti-inflammatory drugs | Modulate inflammatory processes | [128] | 
| Immunotherapy | Antiamyloid agents | Remove amyloid and prevent amyloid production and aggregation | [131] | 
 | Anti-tau agents | Reduce tau-mediated neuronal damage | [131] | 
| immunomodulators | cytokines, complement components, and histocompatibility proteins | Improve cell signaling | [132] | 
| Anti-aging strategy | Geroprotectors | Slow the rate of biological aging | [134] | 
 | Young blood | Modulate aging and rejuvenate organs | [135,136] | 
 | Inhibition of mTOR | Improve vaccine response | [137] |