How long does it typically take for signs of intoxication to appear?

Signs of intoxication typically begin to manifest based on various factors, including the type of substance consumed, the individual's body weight, metabolism, and whether they have eaten recently. Generally, consumption of alcohol or other substances can lead to noticeable effects within 30 minutes or more, particularly for substances that take time to affect the central nervous system.

This timeframe allows for the substance to be absorbed into the bloodstream, where it exerts its effects. For alcohol, for example, most people will experience signs of intoxication after having consumed a sufficient amount, but this often takes time to reach the brain and produce noticeable effects.

The other timeframes listed, such as "immediately" or "within 10 minutes," may be applicable for certain situations or substances that act very quickly, but for many common situations involving substances like alcohol, the more accurate period for noticeable intoxication symptoms tends to be around 30 minutes or more. The longer the time allotted, the higher the likelihood that the effects will become apparent.