Prepaid Expenses (Tables)

3 Months Ended

Mar. 31, 2015

Prepaid Expenses

Schedule of prepaid expenses by component and classification

	March 31, 2015		December 31, 2014
Prepaid clinical trial expense	$	1,677,434	$	1,677,434
Prepaid insurance	427,494		761,842
Other	67,727		41,933
Total prepaid expenses	$	2,172,655	$	2,481,209

Prepaid expenses, short-term	$	495,221	$	803,775
Prepaid expenses, long-term	1,677,434		1,677,434
Total prepaid expenses	$	2,172,655	$	2,481,209