pentobarbital

noun 0.810

phenobarbital

noun 0.793

phenobarbitone

noun 0.787

secobarbital

noun 0.779

barbiturate

noun 0.712

mephobarbital

noun 0.705

thiopental

noun 0.646

barbituric acid

noun 0.643

sodium thiopental

noun 0.619

butalbital

noun 0.615

sodium amytal

noun 0.588

pentothal

noun 0.584

zopiclone

noun 0.568

nitrazepam

noun 0.566

hydrocodone

noun 0.564

zolpidem

noun 0.560

flunitrazepam

noun 0.559

carbamazepine

noun 0.556

triazolam

noun 0.552

hydroxybutyrate

noun 0.548

henbane

noun 0.548

carbamate

noun 0.545

felbamate

noun 0.542

midazolam

noun 0.541

semicarbazone

noun 0.540

hexaboride

noun 0.540

hydroxybutyric acid

noun 0.536

phenoxide

noun 0.533

tolbutamide

noun 0.529

acetohexamide

noun 0.529

carbaryl

noun 0.527

oxprenolol

noun 0.526

veronal

noun 0.525

bromazepam

noun 0.525

propofol

noun 0.524

nitrobenzyl

noun 0.523

meprobamate

noun 0.521

ethyl carbamate

noun 0.519

temazepam

noun 0.517

haloperidol

noun 0.515

butorphanol

noun 0.515

ethchlorvynol

noun 0.514

noscapine

noun 0.510

hydrocarbonate

noun 0.510

nitrobenzaldehyde

noun 0.508

etomidate

noun 0.506

codeine

noun 0.504

fenoprofen

noun 0.504

sleeping tablet

noun 0.504

chlordiazepoxide

noun 0.504

oxycodone

noun 0.504

homatropine

noun 0.504

methaqualone

noun 0.503

ethoxide

noun 0.503

bromoacetate

noun 0.502

piperonyl butoxide

noun 0.501

bicarb

noun 0.501

dihydrocodeine

noun 0.501