I live in the US and I take 300mcg - Extended Release - once in a while mainly after/before long flight - (depending on the time). And it works fine. It doesn’t

I live in the US and I take 300mcg - Extended Release - once in a while mainly after/before long flight - (depending on the time). And it works fine. It doesn’t work well for me after a good meal. So pop two or take it before the meal.