Urine tests can detect drug abuse. In general, urine routine can only detect whether there is drug abuse in the near future. Whoever illegally possesses opium of less than 200 grams, heroin or methamphetamine of less than 10 grams or other small amount of drugs shall be detained for more than 10 days and less than 15 days, and may also be fined of less than 2,000 yuan. Article 354 of the Criminal Law Whoever allows others to take or inject drugs shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance and shall also be fined.