Manga Isekai Yakkyoku

In modern times, Yakutani Kanji was a renowned assistant professor and pharmacologist who conducted research all the time to save as many lives as possible. This was due to the fact that his sister died from a brain tumor. However, his life is also gradually disappearing due to stress and overwork. However, he reincarnates as Falmou de Medici, a 10-year-old apprentice pharmacist at the Royal Court! Now he will have to adapt to the new rules of this world, where he is the user of the divine gift and his knowledge of medicine! Will he be able to help save lives in this world? And will he be able to live a happier life?