e-ma throat lozenges that are packaged in a container that resembles the Incense item in Pokémon GO will be available at Pokémon Centers nationwide in Japan on Saturday, May 2nd, 2020! The Incense item will make wild Pokémon appear more often for 30 minutes when used in the game. Stickers of Dr. Willow and each team's emblem are included with the e-ma throat lozenges which can be placed on the containers! It comes in the classic e-ma candy grape flavor! It's a set of 3, so it's a perfect souvenir. The Pokémon Center Online will start selling it on Thursday, April 30th, 2020 at 10am. The pack will sell for 1620 yen.
Source:
https://www.pokemon.co.jp/info/2020/04/200417_p01.html