@article{202101.0503, doi = {10.20944/preprints202101.0503.v1}, url = {https://doi.org/10.20944/preprints202101.0503.v1}, year = 2021, month = {January}, publisher = {Preprints}, author = {Abdullah Alkattan and Eman Alsalameen and Amr Ahmed}, title = {Central Nervous System Depressant Drugs: Updated Review}, journal = {Preprints} }