| Cover | Aug. 12, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | As previously disclosed in its Current Reports |
| Document Period End Date | Aug. 12, 2021 |
| Entity File Number | 001-40652 |
| Entity Registrant Name | INDAPTUS THERAPEUTICS, INC. |
| Entity Central Index Key | 0001857044 |
| Entity Tax Identification Number | 86-3158720 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 3 Columbus Circle |
| Entity Address, Address Line Two | 15th Floor |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10019 |
| City Area Code | (347) |
| Local Phone Number | 480 - 9760 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.01 par value |
| Trading Symbol | INDP |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
