CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) - USD ($) |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Operating expenses | ||||||
| Research and development | $ 513,004 | $ 67,291 | $ 1,522,031 | $ 92,291 | $ 329,966 | $ 311,302 |
| General and administrative | 990,110 | 978,329 | 3,267,037 | 3,284,880 | 4,362,557 | 3,547,927 |
| Total operating expenses | 1,503,114 | 1,045,620 | 4,789,068 | 3,377,171 | 4,692,523 | 3,859,229 |
| Operating loss | (1,503,114) | (1,045,620) | (4,789,068) | (3,377,171) | (4,692,523) | (3,859,229) |
| Other expense (income) | ||||||
| Change in fair value of derivative liabilities | 3,126,464 | 1,050,729 | (2,024,660) | 1,653,477 | 6,503,174 | (767,198) |
| Fair value of derivative liabilities in excess of proceeds | 322,644 | 7,174,634 | 7,174,634 | |||
| Financing transaction costs | 137,192 | 137,192 | ||||
| Loss on extinguishment of secured convertible promissory note - related party | 590,392 | 590,392 | ||||
| Interest expense | 301,547 | 0 | 711,575 | 37,708 | 94,763 | 667 |
| Interest income | (74) | (84) | ||||
| Total other expense (income) | 3,428,011 | 1,050,729 | (990,441) | 9,593,329 | ||
| Loss before income taxes | (4,931,125) | (2,096,349) | (3,798,627) | (12,970,500) | (19,192,594) | (3,092,698) |
| Provision for income taxes | 1,600 | 1,642 | 1,642 | 1,600 | ||
| Net Loss and comprehensive loss | $ (4,931,125) | $ (2,096,349) | $ (3,800,227) | $ (12,972,142) | (19,194,236) | (3,094,298) |
| Less: Preferred deemed dividend | 1,044,000 | |||||
| Net loss applicable to common shareholders | $ (19,194,236) | $ (4,138,298) | ||||
| Loss per common share: | ||||||
| Basic (in dollars per share) | $ (0.04) | $ (0.02) | $ (0.03) | $ (0.11) | ||
| Diluted (in dollars per share) | $ (0.04) | $ (0.02) | $ (0.03) | $ (0.11) | ||
| Weighted average shares of common stock outstanding used to compute earnings per share: | ||||||
| Basic (in shares) | 133,001,746 | 131,445,057 | 132,885,675 | 117,434,563 | ||
| Diluted (in shares) | 133,001,746 | 131,445,057 | 167,690,989 | 117,434,563 | ||
| Basic and diluted net loss per common share (in dollars per share) | $ (0.16) | $ (0.11) | ||||
| Weighted average shares of common stock outstanding: basic and diluted (in shares) | 121,154,334 | 27,906,090 | ||||