Alprazolam may be quantified in blood or plasma to confirm a diagnosis of poisoning in hospitalized patients, provide evidence in an impaired driving arrest, or to assist in a medicolegal death investigation. Blood or plasma alprazolam concentrations are usually in a range of 10–100 μg/L in persons receiving the drug therapeutically, 100–300 μg/L in those arrested for impaired driving, and 300–2000 μg/L in victims of acute overdosage. Most commercial immunoassays for the benzodiazepine class of drugs cross-react with alprazolam, but confirmation and quantitation is usually performed using chromatographic techniques.   
Newer medications help reduce the time it takes to fall asleep. Some of these sleep-inducing drugs, which bind to the same receptors in the brain as do benzodiazepines, include Lunesta , Sonata , and Ambien . They are somewhat less likely than benzodiazepines to be habit-forming, but over time can still sometimes cause physical dependence. They can work quickly to increase drowsiness and sleep. Another sleep aid, called Rozerem , acts differently from other sleep medicines by affecting a brain hormone called melatonin, and is not habit-forming. Belsomra is another unique sleep aid that affects a brain chemical called orexin , and is not addictive or habit-forming.
I usually use DetoNovo Stevia (no aftertaste) to sweeten coffees because my clients like it (I own a cafe processing company) and I know it’s super strong & only take a little to sweeten just about anything. It does not contain other ingredients such as Glycerine, natural flavors, dextrose or xylitol.
Be careful when you buy cheap Stevia brands because they have used cheap raw materials such as aspartame, xylitol etc. I dont want to pay less for lower quality food products for my clients.
Alternatively, sugar, mainly due to the high amount of fructose, can cause all sorts of serious diseases like obesity and diabetes.
So..better to use quality brands Not Artificial Sweeteners!