Potion-danomi de Ikinobimasu!

Two fantasy isekai's where the MC make it their best interests to obtain a certain something taking different steps so that they can live in peace but also make a mark on themselves into the lives of others. There is an array of different characters they come across and help them out and also having knowledge to their life on Earth, within certain scenarios they get themselves into, they resolve it in a very cunning manner with strategic planning. They also bring Japanese stuff into the isekai world too. Main difference is that in Roukin, Mitsuha can actually transport from the isekai to Earth and back whereas in Poukin, Kaoru was killed by accident and isekai'd. read more 

just like in the anime Parallel World Pharmacy, the main character heals, creates and also has divine abilities, and she is just like him very friendly and tries to help everyone in every possible way, as well as cure. 

Two fantasy isekai's where MCs are quite powerful but are very tactful and cunning in their strategizing throughout shows but have to go through some kind of war in order to gain what they desire. 

The female lead is both apothecary