Does intoxication invalidate the wudu' (ablution)?
Machine translationRead the Arabic original
Answer : No, intoxication is a major state of ritual impurity, but because the person is completely unaware of himself, it invalidates the wudu' in every case. As for the one who is aware of it.
Source
قناة «فضيلة الشيخ محمد بن صالح العثيمين»، 352 - هل السُكر ينقض الوضوء؟ الكافي في فقه الإمام أحمد بن حنبل - ابن عثيمين — youtube.com
The Arabic text is a machine transcription of the audio recording.