As Saffat, 47 Ayah

37:47

لَا فِيهَا غَوۡلٞ وَلَا هُمۡ عَنۡهَا يُنزَفُونَ ٤٧

Lā Fīhā Ghawlun Wa Lā Hum `Anhā Yunzafūna

No bad effect is there in it, nor from it will they be intoxicated.