Consolidated Statements of Operations and Comprehensive Loss (USD $)
12 Months Ended 45 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2013
Expenses        
Research and development $ 2,342,654 $ 1,550,490 $ 1,051,139 $ 4,985,940
General and administrative 3,952,307 1,154,604 241,802 5,416,312
Operating expenses, total 6,294,961 2,705,094 1,292,941 10,402,252
Other (income) loss        
Change in fair value of derivative liability (1,324,051) (318,502)    (1,642,553)
Issuance of common shares to Valent for future royalty reduction 598,000     598,000
Derivative issuance costs 2,713,220 24,742    2,737,962
Foreign exchange loss (gain) 3,030 (18,492) 18,137 2,178
Interest expense 8,020 7,521 21,933 37,474
Interest income (2,491)       (2,491)
Nonoperating Income (Expense) 1,995,728 (304,731) 40,070 1,730,570
Net loss for the period 8,290,689 2,400,363 1,333,011 12,132,822
Basic and diluted loss per share $ (0.28) $ (0.18) $ (0.16)   
Weighted average number of shares 29,667,324 13,232,349 8,527,466   
Comprehensive loss        
Net loss 8,290,689 2,400,363 1,333,011 12,132,822
Other comprehensive loss (income)        
Translation to US dollar presentation currency   21,121 (40,711) (21,178)
Comprehensive loss $ 8,290,689 $ 2,421,484 $ 1,292,300 $ 12,111,644