Sleep med dayvigo/quiviviq

Hello! I want ask in Japan sleep med dayvigo is it popular? has anyone used quiviviq? which is stronger for nightfall insomnia? are these the newest and safest meds? have many people used it for a long time? does it get more effective over time? or does it get less effective over time? Can I take 15,20mg when 10mg doesn't work?

by Ill-Development-2290