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. Author manuscript; available in PMC: 2020 Jul 1.
Published in final edited form as: Drug Alcohol Depend. 2019 May 7;200:95–114. doi: 10.1016/j.drugalcdep.2019.02.033

Table 1.

Common Types of Benzodiazepines

Generic Name Brand Name Onset of Effect Dose
Equivalents
(mg)
alprazolam Xanax fast/intermediate 0.5
chlordiazepoxide Librium intermediate 25
clonazepam Klonopin intermediate 0.5
clorazepate Tranxene intermediate 15
diazepam Valium fast 10
estazolam ProSom slow 2
flunitrazepam Rohypnol fast 1
flurazepam Dalmane fast 20
lorazepam Ativan fast 1
midazolam Versed fast 15 (IV)
oxazepam Serax slow 20
quazepam Doral slow 20
temazepam Restoril intermediate 20
triazolam Halcion fast 0.5

Note: Dose equivalents are estimates. Onset definitions: slow = 15–30 minutes, intermediate = 30–60 minutes, slow = 60–120 minutes. Sources: (Ashton, 2005; Bisaga and Mariani, 2015)