Zoologists have studied the mechanism of action of valerian on cats and made the following conclusions: the smell of this plant is very similar to the smell of pheromones contained in the urine of mature animals. Valerian has a stimulating effect on most cats. It changes the emotional and hormonal background of the tailed beasts. And another possible reason for such an effect of valerian on cats is that actinidin is present in the root of the plant - a substance that causes strong excitement.
Well, in general, people react to the same substances to which animals and on the contrary, it all depends on quantity or susceptibility.
Valerian tincture is made with 70% alcohol. Considering the mass of the cat, drunkenness is guaranteed even from the vapors. But I hear about coffee for the first time
There really are drunken animals, but they eat slightly rotten fruits in which, as a result of fermentation, there is ethyl alcohol
https://www.youtube.com / watch? v = 16VzZUltX2c