Nature of Business and Liquidity	12 Months Ended
Dec. 31, 2022
Nature of Business and Liquidity
Nature of Business and Liquidity	1. Nature of Business and Liquidity Fennec Pharmaceuticals Inc. (“Fennec,” “the Company,” “we,” “us,” or “our”) was originally formed as a British Columbia corporation under the name Adherex Technologies Inc. and subsequently changed its name on September 3, 2014. Fennec, together with its wholly owned subsidiaries Oxiquant, Inc. (“Oxiquant”) and Fennec Pharmaceuticals, Inc., both Delaware corporations, and Cadherin Biomedical Inc. (“CBI”), a Canadian corporation and Fennec Pharmaceuticals (EU) Limited (“Fennec Limited”), collectively referred to herein as the “Company,” is a biopharmaceutical company with one FDA approved product developed to reduce the risk of ototoxicity associated with cisplatin in pediatric patients one month of age and older with localized, non-metastatic solid tumors. With the exception of Fennec Pharmaceuticals, Inc., all subsidiaries are inactive. These consolidated financial statements have been prepared in accordance with generally accepted accounting principles in the United States of America (“US GAAP”) that are applicable to a going concern which contemplates that the Company will continue in operation for the foreseeable future and will be able to realize its assets and discharge its liabilities in the normal course of business. During the year ended December 31, 2022, the Company incurred a net loss from operations of $23,714. At December 31, 2022, it had an accumulated deficit of $203,200 and had experienced negative cash flows from operating activities in the amount of $18,058 for the year ended December 31, 2022. On August 1, 2022, the Company entered into a Securities Purchase Agreement (the “SPA”) with Petrichor Opportunities Fund I LP (the “Investor”) in connection with the issuance of up to $45,000 of senior secured floating rate convertible notes (the “Notes”), issuable in multiple tranches (the “Note Financing”). On August 19, 2022, the Company closed on the initial tranche of $5,000 (the “First Closing Note”) which has an Initial Conversion Price equal to $8.11 per share, which was calculated based on a 20% premium of the 5-day volume weighted average price of the Company’s common shares as traded on the Nasdaq Capital Market (the “VWAP”) immediately prior to the announcement of the Securities Purchase Agreement (“SPA”) dated August 1, 2022. In connection with the first closing, the Company repaid in full its secured indebtedness with Bridge Bank in the amount of $5,000. On September 23, 2022, the Company closed on the second tranche of the Note Financing in the amount of $20,000 (the “Second Closing Note”), which has an Initial Conversion Price equal to $7.89 per share, which was calculated based on a 20% premium of the 5-day VWAP immediately prior to September 20, 2022, which was the date the Company obtained FDA approval of PEDMARK^®. Subsequent to the funding of the Second Closing Note, and before December 31, 2023, the Company may draw up to $20,000 of additional financing under the SPA, in one or more tranches of $10,000 upon mutual agreement of the Company and the Investor (the “Subsequent Closing Notes”). The Subsequent Closing Notes will be convertible at a price per share equal to $7.89 per share, which price is calculated on the same basis as for the Second Closing Note. A commitment fee of 2.0% of the Notes was payable under the SPA. Half of such fee was paid by the issuance on the first closing of warrants to purchase 55,498 Fennec common shares (“First Closing Warrant”) and half was payable in cash or warrants of 55,498 Fennec common shares (“Second Closing Warrant”), at our election, on the second closing. The warrants are exercisable at a price per share of $8.11 and will have a term of five years from the date of the grant. The Company elected to have all the commitment fee of the Notes payable in warrants. The Company believes current funds, which include funds from the First Closing Note and the Second Closing Note, provide sufficient funding for the Company to carry out its planned activities, including the continuation of commercialization efforts for at least the next twelve months of PEDMARK^®. These financial statements do not reflect the potentially material adjustments in the carrying values of assets and liabilities, the reported expenses, and the balance sheet classifications used, that would be necessary if the going concern assumption were not appropriate.

Nature of Business and Liquidity

12 Months Ended

Dec. 31, 2022

1. Nature of Business and Liquidity

Fennec Pharmaceuticals Inc. (“Fennec,” “the Company,” “we,” “us,” or “our”) was originally formed as a British Columbia corporation under the name Adherex Technologies Inc. and subsequently changed its name on September 3, 2014. Fennec, together with its wholly owned subsidiaries Oxiquant, Inc. (“Oxiquant”) and Fennec Pharmaceuticals, Inc., both Delaware corporations, and Cadherin Biomedical Inc. (“CBI”), a Canadian corporation and Fennec Pharmaceuticals (EU) Limited (“Fennec Limited”), collectively referred to herein as the “Company,” is a biopharmaceutical company with one FDA approved product developed to reduce the risk of ototoxicity associated with cisplatin in pediatric patients one month of age and older with localized, non-metastatic solid tumors. With the exception of Fennec Pharmaceuticals, Inc., all subsidiaries are inactive.

These consolidated financial statements have been prepared in accordance with generally accepted accounting principles in the United States of America (“US GAAP”) that are applicable to a going concern which contemplates that the Company will continue in operation for the foreseeable future and will be able to realize its assets and discharge its liabilities in the normal course of business.

During the year ended December 31, 2022, the Company incurred a net loss from operations of $23,714. At December 31, 2022, it had an accumulated deficit of $203,200 and had experienced negative cash flows from operating activities in the amount of $18,058 for the year ended December 31, 2022.

On August 1, 2022, the Company entered into a Securities Purchase Agreement (the “SPA”) with Petrichor Opportunities Fund I LP (the “Investor”) in connection with the issuance of up to $45,000 of senior secured floating rate convertible notes (the “Notes”), issuable in multiple tranches (the “Note Financing”). On August 19, 2022, the Company closed on the initial tranche of $5,000 (the “First Closing Note”) which has an Initial Conversion Price equal to $8.11 per share, which was calculated based on a 20% premium of the 5-day volume weighted average price of the Company’s common shares as traded on the Nasdaq Capital Market (the “VWAP”) immediately prior to the announcement of the Securities Purchase Agreement (“SPA”) dated August 1, 2022. In connection with the first closing, the Company repaid in full its secured indebtedness with Bridge Bank in the amount of $5,000.

On September 23, 2022, the Company closed on the second tranche of the Note Financing in the amount of $20,000 (the “Second Closing Note”), which has an Initial Conversion Price equal to $7.89 per share, which was calculated based on a 20% premium of the 5-day VWAP immediately prior to September 20, 2022, which was the date the Company obtained FDA approval of PEDMARK^®.

Subsequent to the funding of the Second Closing Note, and before December 31, 2023, the Company may draw up to $20,000 of additional financing under the SPA, in one or more tranches of $10,000 upon mutual agreement of the Company and the Investor (the “Subsequent Closing Notes”). The Subsequent Closing Notes will be convertible at a price per share equal to $7.89 per share, which price is calculated on the same basis as for the Second Closing Note.

A commitment fee of 2.0% of the Notes was payable under the SPA. Half of such fee was paid by the issuance on the first closing of warrants to purchase 55,498 Fennec common shares (“First Closing Warrant”) and half was payable in cash or warrants of 55,498 Fennec common shares (“Second Closing Warrant”), at our election, on the second closing. The warrants are exercisable at a price per share of $8.11 and will have a term of five years from the date of the grant. The Company elected to have all the commitment fee of the Notes payable in warrants.

The Company believes current funds, which include funds from the First Closing Note and the Second Closing Note, provide sufficient funding for the Company to carry out its planned activities, including the continuation of commercialization efforts for at least the next twelve months of PEDMARK^®.

These financial statements do not reflect the potentially material adjustments in the carrying values of assets and liabilities, the reported expenses, and the balance sheet classifications used, that would be necessary if the going concern assumption were not appropriate.