The 34-year-old rapper was rushed to hospital in Chicago after suffering multiple seizures. He was found unconscious in his Westin Hotel room on Sunday.
Carter took to Twitter to thank fans for love and concern.
"My dad is doing fine everyone! Thanks for the concerns ... You guys are amazing (sic)" she wrote.
The New Orleans hip-hop star has long suffered from epileptic disorder and has been hospitalised several times in recent years, including a six-day stay back in 2013 and after an incident on a cross-country flight in 2016 that prompted him to cancel an appearance in Las Vegas.