Cover |
Aug. 14, 2025 |
|---|---|
| Cover [Abstract] | |
| Document Type | S-3 |
| Amendment Flag | false |
| Entity Registrant Name | Phio Pharmaceuticals Corp. |
| Entity Central Index Key | 0001533040 |
| Entity Tax Identification Number | 45-3215903 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 411 Swedeland Road |
| Entity Address, Address Line Two | Suite 23-1080 |
| Entity Address, City or Town | King of Prussia |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | (508) 767-3861 |
| City Area Code | (508) |
| Local Phone Number | 767-3861 |
| Entity Filer Category | Non-accelerated Filer |
| Entity Small Business | true |
| Entity Emerging Growth Company | false |
| Document Creation Date | Aug. 14, 2025 |
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- Definition The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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