Knockout DramConsumable 7
Source Pathfinder #157: Devil at the Dreaming Palace
Price 70 gp
Weight light
This soporific chemical comes in liquid form and is virtually undetectable by taste or scent. It's most commonly slipped into a victim's drink to quickly induce a deep unconsciousness.
Activate 
Interact (Ingested)
Saving Throw DC 23 fortitude
Onset 1 minute
Maximum Duration 10 hours
Stage 1 fall Unconscious and can't attempt Perception checks to wake up (1 minute)
Stage 2 sleep normally (1d4 hours)
Traits
Something of uncommon rarity requires special training or comes from a particular culture or part of the world. Some character choices give access to uncommon options, and the GM can choose to allow access for anyone. Less is known about uncommon creatures than common creatures. They typically can't be summoned. The DC of Recall Knowledge checks related to these creature is increased by 2.
AlchemicalAlchemical items are powered by reactions of alchemical reagents. Alchemical items aren't magical and don't radiate a magical aura.
ConsumableAn item with this trait can be used only once. Unless stated otherwise, it's destroyed after activation. Consumable items include alchemical items and magical consumables such as scrolls and talismans. When a character creates consumable items, they can make them in batches of four.
IngestedThis poison is delivered when drunk or eaten.
PoisonAn effect with this trait delivers a poison or deals poison damage. An item with this trait is poisonous and might cause an affliction.