| Cover | Aug. 22, 2024 |
| Entity Addresses [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 22, 2024 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-36464 |
| Entity Registrant Name | Agile Therapeutics, Inc. |
| Entity Central Index Key | 0001261249 |
| Entity Tax Identification Number | 23-2936302 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 180 Park Avenue |
| Entity Address, Address Line Two | Suite 101 |
| Entity Address, City or Town | Florham Park |
| Entity Address, State or Province | NJ |
| Entity Address, Postal Zip Code | 07932 |
| City Area Code | 973 |
| Local Phone Number | 324-0200 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Former Address [Member] | |
| Entity Addresses [Line Items] | |
| Entity Address, Address Line One | 500 College Road East |
| Entity Address, Address Line Two | Suite 310 |
| Entity Address, City or Town | Princeton |
| Entity Address, State or Province | NJ |
| Entity Address, Postal Zip Code | 08540 |
