Military Medicine and Chemical Neurotoxicity

Exposure to chemical warfare nerve agents and organophosphate compounds poses severe and lasting neurological risks to both military personnel and civilians. The Reddy Lab has conducted extensive research into the mechanisms of chemical neurotoxicity, with the goal of developing effective medical countermeasures for those exposed to these life-threatening substances. This work led to the development of a novel antidote that was selected by the Biomedical Advanced Research and Development Authority (BARDA) for phase-3 clinical trials, a significant milestone in translating laboratory findings into real-world emergency medicine. The lab has also investigated Gulf War Illness, a complex and chronic condition affecting thousands of veterans, exploring neurosteroid-based therapies as a potential treatment strategy. Funded by the NIH and the U.S. Department of Defense, this research reflects a sustained commitment to protecting and treating the men and women who serve.

Selected Publications

Neurosteroid mitigation of developmental neurological dysfunction, long-term epileptic biomarkers, chronic neuroinflammation, and neurodegeneration in a pediatric rat model of organophosphate exposure
Sreevidhya Ramakrishnan , Tanveer Singh, Albert Chen, Xin Wu,Doodipala Samba Reddy*. Journal of Pharmacology and Experimental Therapeutics Vol. 392 pp. 103555 (2025) [PDF] [DOI]

Progress and Challenges in Developing Medical Countermeasures for Chemical, Biological, Radiological, and Nuclear Threat Agents
D.S. Reddy. Journal of Pharmacology and Experimental Therapeutics Vol. 388 pp. 260–267 (2024) [PDF] [DOI]

Special Section on Medical Countermeasures, From Bench to Battlefield: Translating Experimental Therapies for Effective Combat Against Chemical Threats-Editorial
D.S. Reddy. Journal of Pharmacology and Experimental Therapeutics Vol. 388 pp. 257–259 (2024) [PDF] [DOI]

Neurosteroids as Novel Anticonvulsants for Refractory Status Epilepticus and Medical Countermeasures for Nerve Agents: A 15-Year Journey to Bring Ganaxolone from Bench to Clinic
D.S. Reddy. Journal of Pharmacology and Experimental Therapeutics Vol. 388 pp. 273–300 (2024) [PDF] [DOI]

Protective Activity of Novel Hydrophilic Synthetic Neurosteroids on Organophosphate Status Epilepticus-induced Chronic Epileptic Seizures, Non-Convulsive Discharges, High-Frequency Oscillations, and Electrographic Ictal Biomarkers
Sreevidhya Ramakrishnan, Tanveer Singh, and Doodipala Samba Reddy. Journal of Pharmacology and Experimental Therapeutics Vol. 388 pp. 386–398 (2024) [PDF] [DOI]

Neuroprotectant Activity of Novel Water-Soluble Synthetic Neurosteroids on Organophosphate Intoxication and Status Epilepticus-Induced Long-Term Neurological Dysfunction, Neurodegeneration, and Neuroinflammation
Doodipala Samba Reddy, Tanveer Singh, Sreevidhya Ramakrishnan, Madeline Huber,and Xin Wu. Journal of Pharmacology and Experimental Therapeutics Vol. 388 pp. 399–415 (2024) [PDF] [DOI]

Serving those who serve through military medicine research
Sunitha Konatham. Vital Record (Texas A&M Health Science Center) 2023-04-12 00:00:00 [PDF] [DOI]

Long-term changes in neuroimaging markers, cognitive function and psychiatric symptoms in an experimental model of Gulf War Illness
Xin Wu, Ashok K. Shetty,Doodipala Samba Reddy. Life Sciences Vol. 285 (2021) [PDF] [DOI]

Comparative profile of refractory status epilepticus models following exposure of cholinergic agents pilocarpine, DFP, and soman
Doodipala Samba Reddy * Marcus Zaayman, Ramkumar Kuruba, Xin Wu. Neuropharmacology Vol. 191 pp. 108571 (2021) [PDF] [DOI]

Magnetic resonance imaging analysis of long-term neuropathology after exposure to the nerve agent soman: correlation with histopathology and neurological dysfunction
Sandesh D. Reddy, Xin Wu, Ramkumar Kuruba, Vidya Sridhar, D.S. Reddy. Annals of the New York Academy of Sciences Vol 148: pp. 116-135 [PDF] [DOI]

Midazolam as an anticonvulsant antidote for organophosphate intoxication—A pharmacotherapeutic appraisal
Sandesh D. Reddy, D.S. Reddy. Epilepsia Vol. 56(6) pp. 813–821 (2015); doi: 10.1111/epi.12989 [PDF] [DOI]