[2] It was released as the extended play's lead single on 9 November 2018 through Warner Music Brasil.
[4] Anitta was in doubt between the then-unreleased tracks "Medicina"" and "Veneno" to release as the follow-up single to "Indecente".
A total of 8 chapters were released for the webseries and it showcased marketing estrategies, the making of the music videos for "Medicina" and "Veneno", interviews with the writers and producers of both tracks and a voting which included Warner Music executives, both Anitta's Brazilian and international teams, as well as other artists such as Alesso, Lele Pons and Rudy Mancuso.
[7] In October, 2018, while being interview by Billboard on the red carpet of 2018 MTV Europe Music Awards, Anitta announced the release of an extended play containing songs in English, Spanish and Portuguese, later revealed to be titled Solo, set to be released on November 9, 2018, which would include "Veneno", a Pharrell Williams-produced English track titled "Goals" and the Portuguese song "Não perco meu tempo".
The official music video for "Veneno" was directed by João Papa and released alongside the music videos for "Goals" and "Não perco meu tempo" on November 9, 2018, the same day the extended play Solo was released to streaming services and online stores.