Laudanum would represent an equivalent daily dose of between 180 mg and 480 mg of morphine. Today, morphine and codeine are available in various forms as single formulation products, which are easier to dose and are much cheaper than opium tincture. Thus, opium is rarely prescribed to treat pain in contemporary medicine. Further, opium tincture contains 17-to-19% alcohol, by volume, which may complicate its use as an analgesic in patients for whom alcohol is contraindicated. Extreme caution is advised when administering doses of Tincture of Opium. Doses should be carefully measured using an oral syringe or calibrated dropper. Apothecary measurements should
Cannabis drug testing Cannabis drug testing Cannabis drug testing describes various drug test methodologies for the use of cannabis in medicine, sport, and law. Cannabis use is highly detectable and can be detected by urinalysis, hair analysis, as well as saliva tests for days or weeks. Unlike alcohol, for which impairment can be reasonably measured using a breathalyser (and confirmed with a blood alcohol content measurement), valid detection for cannabis is time-consuming, and tests cannot determine an approximate degree of impairment. The lack of suitable tests and agreed-upon intoxication levels is an issue in the legality of cannabis , especially regarding intoxicated driving.