theophylline

noun 0.687

aminophylline

noun 0.676

pirfenidone

noun 0.606

phenylpropanolamine

noun 0.595

bisphosphine

noun 0.594

phenytoin

noun 0.591

diphosphate

noun 0.590

dipyridamole

noun 0.587

ephedrine

noun 0.580

pseudoephedrine

noun 0.579

diphenylphosphine

noun 0.577

pirbuterol

noun 0.573

dextromethorphan

noun 0.571

phenylpyridine

noun 0.569

methylene diphosphonate

noun 0.560

dihydropyridine

noun 0.559

phendimetrazine

noun 0.559

diaminopyridine

noun 0.558

bipyridinium

noun 0.558

diphenyl

noun 0.555

dirithromycin

noun 0.555

pyridostigmine

noun 0.554

pyridinol

noun 0.553

methacholine

noun 0.552

bronchodilator

noun 0.552

benzphetamine

noun 0.551

felodipine

noun 0.549

podophyllin

noun 0.548

diphenylmethyl

noun 0.547

dioctyl phthalate

noun 0.546

thiophosphate

noun 0.545

fen-phen

noun 0.545

albuterol

noun 0.545

phloroglucinol

noun 0.544

dihydrocodeine

noun 0.543

salbutamol

noun 0.543

pheniramine

noun 0.543

pyrophyllite

noun 0.542

dextroamphetamine

noun 0.541

phenylurea

noun 0.540

phenmetrazine

noun 0.540

phthalate

noun 0.539

phenylbutazone

noun 0.537

phyllite

noun 0.535

phenyl

noun 0.535

pyrophosphate

noun 0.534

diphenylamine

noun 0.534

diethyl phthalate

noun 0.533

diphenyl ether

noun 0.530

diphenhydramine

noun 0.529

dihydroxyphenyl

noun 0.528

bisphosphonate

noun 0.527

phenazine

noun 0.526

terbutaline

noun 0.526

phencyclidine

noun 0.525

diltiazem

noun 0.524

pharm

noun 0.523

pilocarpine

noun 0.523

phthalimide

noun 0.521

guaifenesin

noun 0.520

dinitrophenol

noun 0.519

fenoterol

noun 0.519

phthalonitrile

noun 0.518

thiazolidinedione

noun 0.517

biphenyl

noun 0.517

fosphenytoin

noun 0.516

glycopyrrolate

noun 0.516

phosphatidylglycerol

noun 0.516

didanosine

noun 0.515

diphenol

noun 0.515

triphenylphosphonium

noun 0.515

phenylpropyl

noun 0.515

phenoxy

noun 0.514

fenfluramine

noun 0.513

dipropionate

noun 0.513

phyllody

noun 0.513

phosmet

noun 0.513

aminophenyl

noun 0.512

bromophenyl

noun 0.511

phorbol

noun 0.511

pioglitazone

noun 0.511

phenoxybenzamine

noun 0.511

digitalis

noun 0.510

piperaquine

noun 0.510

digoxin

noun 0.509

propantheline

noun 0.509

phenoxide

noun 0.509

dextropropoxyphene

noun 0.508

styphnate

noun 0.508

phenylenediamine

noun 0.507

dihydroxynaphthalene

noun 0.507

pyrimethamine

noun 0.506

podophyllum

noun 0.505

prednisone

noun 0.505

xanthine

noun 0.505

doxylamine

noun 0.504

diphenylmethane

noun 0.504

phytane

noun 0.503

pimobendan

noun 0.503

phosphamidon

noun 0.502