I take it she still has the v-card...if I were you I'd tell her that you don't want to have sex with her unless she can do it sober...if she has to alter her perception to have sex with you then she isn't ready...its the better choice in the long run if your wanting anything long term with her.
Give her more time.
Completely baffled by a backward indication
That an inspired word will come across your tongue
Hands moving upward to propel the situation
Have simply halted
And now the conversation's done
I am the EgGmAn