if you have to split them then you usually add to the first dose of the day and then the second, if you don't want to increase your 3rd dose then increase just the 1st and 2nd.
You 'can' take more than 50mcg in one go, I take 160mcg in one go.
I am not saying everybody will be 'ok' taking 160mcg in one go, what I am saying you can try to increase your first dose and see how you go.
Content on HealthUnlocked does not replace the relationship between you and doctors or other healthcare professionals nor the advice you receive from them.
Never delay seeking advice or dialling emergency services because of something that you have read on HealthUnlocked.