Nightcap (drink) Nightcap (drink) A nightcap is a drink taken shortly before bedtime. For example, a small alcoholic drink or glass of warm milk can supposedly promote a good night's sleep. Traditional nightcaps include brandy, bourbon, and cream-based liqueurs such as Irish cream. Wine and beer can also function as nightcaps. In folk medicine, consuming a nightcap is for the purpose of inducing sleep. Alcohol is not recommended by many doctors as a sleep aid because it may interfere with sleep quality. But, in low doses, alcohol has sleep-promoting benefits, and some popular sleep medicines include 10% alcohol, although the effects of
Realgar wine Realgar wine Realgar wine or xionghuang wine (Chinese: , "xiónghuángjiǔ") is a Chinese alcoholic drink that consists of Chinese cereal wine ("huangjiu", "yellow wine") dosed with powdered realgar, a yellow-orange arsenic sulfide mineral (AsS). It is traditionally consumed as part of the Dragon Boat Festival at the height of summer. A pesticide and insecticide used (particularly) against mosquitoes, realgar was considered to be a universal antidote against poison by traditional Chinese medicine, which therefore advocated its use for protection against disease, snakes, and evil spirits. The Dragon Boat Festival coincides with what Chinese astronomy considers the height of summer and