I just switched to hailey 24 fe after bad side effects from the nuvaring and i was wondering for anyone who has been on it/ is currently on it… Webfind 17 user ratings and reviews for hailey 24 fe oral on webmd including side effects and drug interactions, medication effectiveness, ease of use and satisfaction Webwarnings (5. 3) 08/2017. Hailey 24 fe is a progestin/estrogen coc indicated for use by women to prevent pregnancy. (1) the efficacy of hailey 24 fe. Webwhen i first went on hailey fe 24, i saw a ton of reviews of how awful it’s treated some people and i was very nervous myself. However, everyone’s body is different. Webhailey 24 fe is a monophasic birth control, meaning all active tablets have the same hormone levels. Common side effects include headache, nausea, and weight gain. Webhailey 24 fe user reviews & ratings. Hailey 24 fe has an average rating of 4. 8 out of 10 from a total of 88 reviews on drugs. com. 33% of reviewers reported a positive. Users report various side effects, such as nausea, headache, acne, dryness, and irregular periods.