| Cash Flows From Operating Activities: |
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Net loss
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| Adjustments to reconcile net loss to net cash used in operating activities: |
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| Change in fair value of derivative liabilities |
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| Amortization of debt discount |
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| Loss on exchange of notes payable for preferred shares |
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| Loss on extinguishment of debt |
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| Gain on forgiveness of accrued expenses |
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| Gain on forgiveness of accrued interest |
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| Gain on extinguishment of note payable |
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| Gain on exchange of accrued interest for common stock |
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| Loss on legal settlement |
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| Interest expense |
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| Nonrelated Party |
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| Related Party |
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| Total interest expense |
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| Change in fair value of derivative liabilities - related party |
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| Nonrelated Party |
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| Related Party |
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| Total change in fair value of derivative liabilities - related party |
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Non-cash interest expense - warrants
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| Warrant modification expense |
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| Stock-based compensation: |
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| Options |
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| Warrants |
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| Options Held |
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| Common Stock |
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| Warrant |
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Total stock-based compensation
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| Changes in operating assets and liabilities: |
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| Prepaid expenses |
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| Other current assets |
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Accounts payable
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| Accrued expenses |
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| Nonrelated Party |
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| Related Party |
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| Total accrued expenses |
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| Accrued expenses - related parties |
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| Accrued interest |
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| Nonrelated Party |
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| Related Party |
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| Total accrued interest |
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| Accrued interest - related parties |
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| Accrued compensation |
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Net Cash Used In Operating Activities
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| Cash Flows From Financing Activities: |
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| Proceeds from issuance of notes payable |
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| Proceeds from issuance of Series A Preferred Stock |
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| Payments of equity issuance cost |
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| Proceeds from issuance of common stock and warrants |
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| Proceeds from issuance of Series B Convertible Preferred Stock and warrants |
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| Proceeds from issuance of convertible notes payable |
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| Nonrelated Party |
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| Related Party |
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| Total proceeds from issuance of convertible notes payable |
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| Proceeds from issuance of convertible notes payable- related party |
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| Gross proceeds |
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| Nonrelated Party |
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| Related Party |
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| Total gross proceeds |
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| Proceeds from warrant exercise |
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| Proceeds from advances payable |
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| Nonrelated Party |
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| Related Party |
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| Total proceeds from advances payable |
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| Repayment of notes payable |
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| Nonrelated Party |
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| Related Party |
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| Total repayment of notes payable |
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| Repayment of convertible notes payable |
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| Proceeds from issuance of Series B Convertible Preferred Stock and warrants, net |
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| Repayment of financing liability |
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| Repayment of advances payable |
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| Issuance of warrants in connection with advance payable |
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| Accrual of warrants payable in connection with issuance of convertible notes payable |
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| Issuance of placement agent warrants |
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| Accrual of earned preferred stock dividends |
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| Common stock issued in connection with payment of Series A Convertible Preferred Stock dividends in-kind |
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| Warrants and conversion options issued in connection with issuance and extension of notes payable |
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| Reclassification of derivative liabilities to equity |
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| Issuance of common stock in exchange of accrued interest |
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| Issuance of common stock as debt discount in connection with extension of notes payable |
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| Original issue discount in connection with convertible note payable |
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| Extinguishment of conversion option in connection with repayment of notes payable |
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Net Cash Provided By Financing Activities
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| Net Increase In Cash |
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| Cash - Beginning of Year |
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| Cash - End of Year |
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Net Increase (Decrease) In Cash
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| Cash |
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| Restricted cash |
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| Cash - Beginning of Period |
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| Cash - End of Period |
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| Supplemental Disclosures of Cash Flow Information: |
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| Interest |
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| Income taxes |
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| Non-cash investing and financing activities: |
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| Preferred stock issued in exchange for notes and advances payable |
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| Common stock issued in satisfaction of accrued compensation |
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| Common stock issued in connection with payment of Series A, B, and C Convertible Preferred Stock dividends in-kind |
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| Financing of Director and Officer insurance |
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| Accrued interest converted into notes payable |
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| Conversion of Series C Convertible Preferred Stock into common stock |
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| Conversion of accrued expenses into note principal |
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| Accrual of warrant obligations in connection with issuance of notes payable |
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| Warrants issued in satisfaction of accrued warrant obligation |
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| Issuance of warrants in connection with the issuance of notes payable |
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| Issuance of warrants in satisfaction of accrued interest |
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| Issuance of placement agent warrants |
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| Issuance of common stock as debt discount in in connection with extension of notes payable |
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| Original issue discount in connection with convertible note payable |
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| Repayment of convertible note payable and accrued interest by third party |
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| Warrants and conversion options issued in connection with issuance and extension of notes payable |
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| Accrual of warrants payable in connection with issuance of convertible notes payable |
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| Warrants issued in connection with issuance of advance payable |
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| Issuance of warrants in connection with the exchange of notes payable |
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| Accrual of earned preferred stock dividends |
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| Conversion of convertible notes payable and accrued interest into Series C Preferred Stock and common stock |
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| Series C Convertible Preferred Stock issued in connection with loss on extinguishment of notes payable |
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| Reclassification of derivative liabilities to equity |
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| Issuance of common stock pursuant to cashless warrant exercise |
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| Issuance of warrants in connection with issuance of Series B Preferred Stock |
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| Bifurcation of embedded derivative liabilities in connection with issuance of Series B Preferred Stock |
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| Bifurcation of embedded derivative liabilities in connection with issuance of Series C Preferred Stock |
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| Issuance of common stock in connection with extinguishment of note payable |
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| Extinguishment of note payable for common stock |
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| Subscription receivable related to sale of Series B Convertible Preferred Stock |
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