YOU SAID:

I drank too much alcohol so I am drunk

INTO JAPANESE

アルコールを飲みすぎたので酔っ払った

BACK INTO ENGLISH

I drank too much because I drank too much alcohol

INTO JAPANESE

アルコールを飲みすぎたので飲みすぎた

BACK INTO ENGLISH

I drank too much because I drank too much alcohol