Stages of Drunkenness When a person drinks alcohol, the full effects can take some time to become evident. The onset and intensity of effects depend on several factors, including the following: ... The Stages of Drunkenness. ... Stage 2: Euphoria. ... Stage 3: Excitement. ... Stage 4: Confusion. ... Stage 5: Stupor. ... Stage 6: Coma. ... Stage 7: Death. More items...