Neuroprotective agent

A neuroprotective agent is a broad pharmacological category referring to substances that aim to preserve neuronal structure and function by preventing or slowing the progression of neuronal death (StatPearls, 2023). These agents are not a single molecular target but rather a diverse group of compounds that act on various pathways involved in secondary neuronal injury, such as oxidative stress, excitotoxicity, and inflammation (PubMed, PMID: 31505257). They are primarily investigated for the treatment of acute neurological insults like ischemic stroke and traumatic brain injury, as well as chronic neurodegenerative conditions including Alzheimer's and Parkinson's diseases (NIH, 2022). Despite significant success in preclinical models, many neuroprotective agents have faced challenges in human clinical trials due to complex pathophysiology and timing of administration (Frontiers in Pharmacology, 2021). Common examples include NMDA receptor antagonists, free radical scavengers, and anti-apoptotic agents (PubMed, PMID: 28855406).

Other names

NeuroprotectantNeuroprotective drugNeuroprotective therapy

Neuroprotective agents function by interrupting the cascade of events leading to neuronal death, such as excitotoxicity, oxidative stress, and apoptosis (PubMed, PMID: 31505257). Specific mechanisms include NMDA receptor antagonism, free radical scavenging, and modulation of inflammatory pathways (StatPearls, 2023).