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Prepaid Expenses and Other Current Assets | 12 Months Ended
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Dec. 31, 2021
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Prepaid Expenses and Other Current Assets |
(5) | Prepaid Expenses and Other Current Assets
Prepaid expenses and other current assets consist of the following (in thousands):
|  | December 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Prepaid insurance |  | $ | 979 |  |  | $ | 856 |
Prepaid research and development |  |  | 2,721 |  |  |  | 4,771 |
Other prepaid expenses |  |  | 710 |  |  |  | 528 |
Other current assets |  |  | 311 |  |  |  | 247 |
Total prepaid expenses and other current assets |  | $ | 4,721 |  |  | $ | 6,402 |

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