Prepaid Expenses

6 Months Ended

Jun. 30, 2018

Prepaid Expenses

Prepaid Expenses

4. Prepaid Expenses

Prepaid expenses consist of the following:

	June 30,		December 31,
	2018		2017
Prepaid clinical trial expense	$	—	$	205
Prepaid insurance		123		388
Other		77		169
Total prepaid expenses	$	200	$	762