Drug Dominance in the City

The protagonist travels to a parallel world. His father was seriously ill and left him a pharmaceutical company. Just when he was at a loss... "Ding! Congratulations to the host for opening the Super Medicine Saint System!" "Ding! Congratulations to the host for obtaining the special cold medicine additive condensation method!" "Ding! Congratulations to the host for obtaining the special trauma medicine additive condensation method!" "All drugs added with exclusive additives can achieve the highest efficacy!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.