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UMRx MedChem
MedChem final exam drug cards
Drug Name | Chem. Class | Pharm. Class | MOA |
---|---|---|---|
Acetylcholine | Choline Ester | Direct-acting Cholinomimetic | Muscarinic Receptor Agonist |
Methacholine | Choline Ester | Direct-acting Cholinomimetic | Muscarinic Receptor Agonist |
Carbachol | Carbamate | Direct-acting Cholinomimetic | Muscarinic Receptor Agonist |
Bethanechol | Carbamate | Direct-acting Cholinomimetic | Muscarinic Receptor Agonist |
Pilocarpine | Pilocarpus alkaloid | Direct-acting Cholinomimetic | Muscarinic Receptor Agonist |
Cevimeline | Misc. | Direct-acting Cholinomimetic | Muscarinic Receptor Agonist |
Physotigmine | Alkaloid | Rev. AChase inhibitor | Carbamylates AChase |
Neostigmine | Carbamate | Rev. AChase inhibitor | Carbamylates AChase |
Pyridostigmine | Carbamate | Rev. AChase inhibitor | Carbamylates AChase |
Isoflurophate | Phosphate ester | Irrev. AChase inhibitor | Phosphorylates AChase |
Echothiophate | Phosphate ester | Irrev. AChase inhibitor | Phosphorylates AChase |
Malathion | Phosphate ester | Irrev. AChase inhibitor | Phosphorylates AChase |
Parathion | Phosphate ester | Irrev. AChase inhibitor | Phosphorylates AChase |
Pralidoxime (2-PAM) | Oxime | Phosphorylated AChase reactivator | Cleaves phophorylated AChase |
Tacrine | acridine | rev. AChase inhibitor | n/a |
Donepezil | Misc. | rev. AChase inhibitor | n/a |
Rivastigmine | Carbamate | rev. AChase inhibitor | Carbamylates AChase |
Galantamine | Alkaloid | rev. AChase inhibitor | n/a |
Memantine | adamtintane | EAA antagonist | NMDA EAA rec. antagonist |
Atropine | aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Hyoscamine | aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Scopolamine | aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Dicyclomine | aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Methscopolamine | 4 aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Clidinium | 4 aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Propantheline | 4 aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Ipratropium | 4 aminoalcohol ester | muscarinic blocker | comp. muscarinic antagonist |
Benztropine | aminoalcohol ether | muscarinic blocker | comp. muscarinic antagonist |
Procyclidine | aminoalcohol | muscarinic blocker | comp. muscarinic antagonist |
Tridihexethyl | 4 aminoalcohol | muscarinic blocker | comp. muscarinic antagonist |
Isopropamide | 4 amino amide | muscarinic blocker | comp. muscarinic antagonist |
Tolterodine | diphenylpropanamine | muscarinic blocker | comp. muscarinic antagonist |
Papaverine | isoquinoline alkaloid | musculotropic | inhibits phophodiesterase (decrease muscle cell action) |
Ethaverine | isoquinoline alkaloid | musculotropic | inhibits phophodiesterase (decrease muscle cell action) |
Succinylcholine | bis-onium salt | depolarizing NM blocker | non-comp nicotinic II antagonist (lytic) |
Decamethonium | bis-onium salt | depolarizing NM blocker | non-comp nicotinic II antagonist (lytic) |
Tubocurarine | Isoquinoline alkaloid | non-depolarizing NM blocker | comp nicotinic II antagonist (lytic) |
Metocurarine | Isoquinoline alkaloid | non-depolarizing NM blocker | comp nicotinic II antagonist (lytic) |
Pancuronium | bis-onium salt | non-depolarizing NM blocker | comp nicotinic II antagonist (lytic) |
Pipecuronium | bis-onium salt | non-depolarizing NM blocker | comp nicotinic II antagonist (lytic) |
Atracuronium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Cisatracuronium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Doxacuronium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Mivacurium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Rapacuronium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Rocuronium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Vercuronium | bis-onium salt | non-depolarizing NM blocker | comp. nicotinic II antagonist |
Mecamylamine | bicyclic amine | non-depolarizing ganglionic blocker | non-comp nicotinic I antagonist |
Epinephrine | B-phenethylamine | direct sympathomimetic | adrenergic receptor agonist |
Levarterenol | B-phenethylamine | direct sympathomimetic | adrenergic receptor agonist |
Isoproterenol | B-phenethylamine | direct sympathomimetic | adrenergic receptor agonist |
Dipiverfrin | B-phenethylamine | direct sympathomimetic | Prodrug of epinephrine |
Bitolterol | B-phenethylamine | direct sympathomimetic | Prodrug of colterol |
Ephedrine | B-phenethylamine | Mixed sympathomimetic | adrenergic rececptor agonism & NT release |
Pseudoephedrine | B-phenethylamine | Indirect sympathomimetic | Adrenergic NT release |
Phenylephrine | B-phenethylamine | direct sympathomimetic | a-receptor agonism |
Phenylpropanolamine | B-phenethylamine | mixed sympathomimetic | adrenergic rececptor agonism & NT release |
Terbutaline | B-phenethylamine | direct sympathomimetic | B2-selective adrenergic receptor agonism |
Albuterol | B-phenethylamine | direct sympathomimetic | B2-selective adrenergic receptor agonism |
Pirbuterol | B-phenethylamine | direct sympathomimetic | B2-selective adrenergic receptor agonism |
Salmeterol | B-phenethylamine | direct sympathomimetic | B2-selective adrenergic receptor agonism |
Formoterol | B-phenethylamine | direct sympathomimetic | B2-selective adrenergic receptor agonism |
Propylhexadrine | B-phenethylamine | indirect sympathomimetic | adrenergic NT release |
Midodrine | B-phenethylamine | direct sympathomimetic | a1-adrenergic agonist |
Oxymetazoline | imidazoline | partial sympathomimetic | partial adrenergic receptor agonist |
Tetrahydrozoline | imidazoline | partial sympathomimetic | partical adrenergic receptor agonist |
Ergotamine | ergot alkaloid | a-adrenolytic | rev. comp. a1 antagonism |
Methysergide | ergot alkaloid | a-adrenolytic | rev. comp. a1 antagonism |
Ergonovine | ergot alkaloid | a-adrenolytic | rev. comp. a1 antagonism |
Tolazoline | imidazoline | a-adrenolytic | rev. comp a1 & a2 antagonism |
Phentolamine | imidazoline | a-adrenolytic | rev. comp a1 & a2 antagonism |
Phenoxybenzamine | B-haloethylamine | a-adrenolytic | irrev. comp. a1 & a2 antagonism |
Prazosin | quinazoline | a-adrenolytic | a1 antagonism |
Terazosin | quinazoline | a-adrenolytic | a1 antagonism |
Doxazosin | quinazoline | a-adrenolytic | a1 antagonism |
Tamsulosin | phenethylamine | a-adrenolytic | a1A antagonism |
Clonidine | imidazoline der. | central-acting adrenolytic | central a2 agonist |
Dexmedetomidine | imidazoline der. | central-acting adrenolytic | central a2 agonist |
Tizanidine | imidazoline der. | central-acting adrenolytic | central a2 agonist |
Apraclonidine | imidazoline der. | peripheral adrenolytic | peripheral a2 agonist |
Brominidine | imidazoline der. | peripheral adrenolytic | peripheral a2 agonist |
Guanfacine | guanidine der. | central-acting adrenolytic | central a2 agonist |
Guanabenz | guanidine der. | central-acting adrenolytic | central a2 agonist |
Alpha-methyldopa | amino acid der. | central-acting adrenolytic | prodrug of a-methyl norepi |
Metyrosine | amino acid der. | adrenergic neuron blocker | inhibits epi & norepi biosynthesis |
Reserpine | Rauwolfia alkaloid | peripheral presynaptic adrenolytic | inhibits epi & norepi reuptake |
Guanethidine | guanidine der. | peripheral presynaptic adrenolytic | inhibits epi & norepi release |
Guanadrel | guanidine der. | peripheral presynaptic adrenolytic | inhibits epi & norepi release from vesicle |
Propanolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Nadolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Carteolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Penbutolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Pindolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Timolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Levobunolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Metipranolol | aryloxypropanolamine | B-adrenolytic | non-sel. B blockade |
Atenolol | aryloxypropanolamine | B-adrenolytic | sel. B1 blockade |
Acebutolol | aryloxypropanolamine | B-adrenolytic | sel. B1 blockade |
Bisoprolol | aryloxypropanolamine | B-adrenolytic | sel. B1 blockade |
Betaxolol | aryloxypropanolamine | B-adrenolytic | sel. B1 blockade |
Esmolol | aryloxypropanolamine | B-adrenolytic | sel. B1 blockade |
Metoprolol | aryloxypropanolamine | B-adrenolytic | sel. B1 blockade |
Sotalol | arylethanolamine | B-adrenolytic | non-sel. B blockade |
Labetalol | arylethanolamine | non-sel. adrenolytic | a1 & non-sel B blockade |
Carvedilol | aryloxypropanolamine | non-sel. adrenolytic | a1 & non-sel B blockade |
Losartan | biphenyl tetrazole | ang II antagonist | comp. inhibits AT1 receptor |
Valsartan | biphenyl tetrazole | ang II antagonist | comp. inhibits AT1 receptor |
Irbesartan | biphenyl tetrazole | ang II antagonist | comp. inhibits AT1 receptor |
Candesartan | biphenyl tetrazole | ang II antagonist | comp. inhibits AT1 receptor |
Eposartan | benzoic acid | ang II antagonist | comp. inhibits AT1 receptor |
Telmisartan | biphenyl carboxylic acid | ang II antagonist | comp. inhibits AT1 receptor |
Captopril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Enalapril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Lisinopril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Ramipril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Fosinopril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Benazepril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Perindopril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Quinapril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Moexipril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Trandalopril | amino acid der. | ACE inhibitor | comp. inhibits ACE |
Hydralazine | hydrazine | vasodilator | musculotropic |
Minoxidil | pyrimidine | vasodilator | activates ATP-sensitive K channels |
Diazoxide | benzothiadiazine | vasodilator | (blank) |
Sodium nitroprusside | inorganic | vasodilator | releases NO |
Fenoldopam | benzazepine | vasodilator | agonist @ dopamine D1 receptors |
Finasteride | azasteriod | hair growth stimulate | inhibits 5-a reductase |
Amyl nitrate | nitrite | coronary vasodilator | converted to NO |
Nitroglycerin | nitrate | coronary vasodilator | converted to NO |
Erythritol tetranitrate | nitrate | coronary vasodilator | converted to NO |
Pentaerythritol tetranitrate | nitrate | coronary vasodilator | converted to NO |
Isosorbide dinitrate | nitrate | coronary vasodilator | converted to NO |
Isosorbide mononitrate | nitrate | coronary vasodilator | converted to NO |
Quinidine | cinchona alkaloid | anti-arrhythmic | Na+ channel blocker |
Procainamide | amide | anti-arrhythmic | Na+ channel blocker |
Lidocaine | amide | anti-arrhythmic | Na+ channel blocker |
Tocainide | amide | anti-arrhythmic | Na+ channel blocker |
Flecainide | amide | anti-arrhythmic | Na+ channel blocker |
Encainide | amide | anti-arrhythmic | Na+ channel blocker |
Propafenone | aryloxypropanolamine | anti-arrhythmic | Na+ channel blocker |
Mexilitene | misc. | anti-arrhythmic | Na+ channel blocker |
Amiodarone | misc. | anti-arrhythmic | non-comp a1 & non-sel. B-blockade |
Esmolol | aryloxypropanolamine | anti-arrhythmic | B1 blockade |
Sotalol | arylethanolamine | anti-arrhythmic | non-sel B-blockade |
Adenosine | nucleoside | anti-arrhythmic | slows AV node conduction |
Moricizine | Phenothiazine | anti-arrhythmic | Na+ blocker |
Ibutilide | misc. | anti-arrhythmic | delays repolarization |
Dofetilide | B-phenethylamine | anti-arrhythmic | blocks delayed rectifier K+ current |
Verapamil | B-phenethylamine | CCB | blocks L-type Ca channels |
Nifedipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Nimodipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Nicardipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Isradipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Felodipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Amlodipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Nisoldipine | 1,4-dihydropyridine | CCB | blocks L-type Ca channels |
Diltiazem | benzothiazepine | CCB | blocks L-type Ca channels |
Bepridil | misc. | CCB | blocks L-type Ca channels |
Acetazolamide | sulfonamide | CA inhibitor | comp. CA inhibitor |
Methazolamide | sulfonamide | CA inhibitor | comp. CA inhibitor |
Dorzolamide | sulfonamide | CA inhibitor | comp. CA inhibitor |
Brinzolamide | sulfonamide | CA inhibitor | comp. CA inhibitor |
Dichlorphenamide | sulfonamide | CA inhibitor | comp. CA inhibitor |
Furosemide | sulfamoylbenzoic acid | loop diuretic | inhibit 1Na+/1K+/2Cl- cotransport system |
Bumetanide | sulfamoylbenzoic acid | loop diuretic | inhibit 1Na+/1K+/2Cl- cotransport system |
Torsemide | sulfonylurea | loop diuretic | inhibit 1Na+/1K+/2Cl- cotransport system |
Ethacrynic acid | sulfonylurea | loop diuretic | inhibit 1Na+/1K+/2Cl- cotransport system |
Spironolactone | steroid | K-sparing diuretic | comp. aldosterone antagonist |
Triamterene | pteridine | K-sparing diuretic | inhibits Na/K exchange |
Amiloride | pyrazine | K-sparing diuretic | inhibits Na/K exchange |
Chlorothiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Benzthiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Hydrochlorothiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Hydroflumethiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Bendroflumethiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Trichlormethiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Methyclothiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Polythiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Cyclothiazide | thiazide | diuretic | inhibits Na/Cl cotransport |
Metolazone | thiazide | diuretic | inhibits Na/Cl cotransport |
Heparin | glucosoaminoglycan | anticoagulant | inhibits conversion of prothrombin to thrombin |
Enoxaparin | low MW heparin | anticoagulant | enhances inhibition of factor Xa & thrombin |
Dalteparin | low MW heparin | anticoagulant | enhances inhibition of factor Xa & thrombin |
Danaparoid | low MW heparin | anticoagulant | inhibits fibrin formation |
Dicumerol | coumarin | anticoagulant | inhibits vitamin K epoxide reductase |
Warfarin | coumarin | anticoagulant | inhibits vitamin K epoxide reductase |
Anisindione | indanedione | anticoagulant | inhibits vitamin K epoxide reductase |
Argatroban | arginine der. | anticoagulant | direct thrombin inhibitor |
Antithrombin III | glycoprotein | (blank) | inhibits thrombin formation |
Lepirudin | rDNA polypeptide | anticoagulant | direct thrombin inhibitor |
Bevalirudin | rDNA polypeptide | anticoagulant | direct thrombin inhibitor |
Vitamin K | vitamin | coagulant | promotes synthesis of prothrombin |
Phytonadione | vitamin | coagulant | promotes synthesis of prothrombin |
Menadione | vitamin | coagulant | promotes synthesis of prothrombin |
Menadiol | vitamin | coagulant | promotes synthesis of prothrombin |
Aspirin | salicylate | anti-inflammatory | irrev. inhibits COX-1 & COX-2 |
Dipyridamole | misc. | antiplatelet agent | inhibits PDE, adenosine uptake in RBCs & TXA2 formation |
Ticlopidine | thienopyridine | antiplatelet agent | inhibits ADP-induced platelet aggregation |
Clopidogrel | thienopyridine | antiplatelet agent | inhibits ADP-induced platelet aggregation |
Anagrelide | quinazoline | antiplatelet agent | disrupts postmitotic phase of hypermaturation |
Cilostazol | quinazoline | antiplatelet agent | Inhibits PDE III |
Eptifibatide | cyclic peptide | antiplatelet agent | comp. blocks fibrinogen binding to GP IIb/IIIa |
Tirofiban | misc | antiplatelet agent | comp. blocks fibrinogen binding to GP IIb/IIIa |
Urokinase | enzyme | thrombolytic | coverts plasminogen to plasmin |
Anistreplase | enzyme | thrombolytic | coverts plasminogen to plasmin |
Streptokinase | protein | thrombolytic | coverts plasminogen to plasmin |
Alteplase | rDNA-derived enzyme | tissue plasminogen activator | coverts plasminogen to plasmin; fibrin enhanced |
Reteplase | rDNA-derived enzyme | tissue plasminogen activator | coverts plasminogen to plasmin; fibrin enhanced |
Tenecteplase | rDNA-derived enzyme | tissue plasminogen activator | coverts plasminogen to plasmin; fibrin enhanced |
Cholestyramine | sequestering resin | antihyperlipidemic | increases rate of cholesterol oxidation |
Colestipol | sequestering resin | antihyperlipidemic | increases rate of cholesterol oxidation |
Dextrothyroxine | amino acid | antihyperlipidemic | increases rate of cholesterol oxidation |
Gemfibrozil | aralkoxycarboxylic acid | antihyperlipidemic | increases lipolysis via lipoprotein lipase |
Clofibrate | fibric acid der. | antihyperlipidemic | increases lipolysis via lipoprotein |
Fenofibrate | fibric acid der. | antihyperlipidemic | increases lipolysis via lipoprotein |
Lovastatin | terpene | antihyperlipidemic | inhibits HMG-Co A reductase |
Pravastatin | terpene | antihyperlipidemic | inhibits HMG-Co A reductase |
Simvastatin | terpene | antihyperlipidemic | inhibits HMG-Co A reductase |
Fluvastatin | terpene | antihyperlipidemic | inhibits HMG-Co A reductase |
Cerivastatin | terpene | antihyperlipidemic | inhibits HMG-Co A reductase |
Atorvastatin | terpene | antihyperlipidemic | inhibits HMG-Co A reductase |
Nicotinic acid | vitamin | antihyperlipidemic | inhibits FFA mobilization |
Monooctanoin | glycerol der. | gallstone solvent | solubilizes cholesterol gallstones |
Diphenhydramine | ethanolamine | H1-antihistaminic | H1-receptor antagonist |
Clemastine | ethanolamine | H1-antihistaminic | H1-receptor antagonist |
Bromodiphenhydramine | ethanolamine | H1-antihistaminic | H1-receptor antagonist |
Carbinoxamine | ethanolamine | H1-antihistaminic | H1-receptor antagonist |
Doxylamine | ethanolamine | H1-antihistaminic | H1-receptor antagonist |
Tripelenamine | ethylenediamine | H1-antihistaminic | H1-receptor antagonist |
Pyrilamine | ethylenediamine | H1-antihistaminic | H1-receptor antagonist |
Chlropheniramine | propylamine | H1-antihistaminic | H1-receptor antagonist |
Dexchlorpheniramine | propylamine | H1-antihistaminic | H1-receptor antagonist |
Brompheniramine | propylamine | H1-antihistaminic | H1-receptor antagonist |
Tripolidine | propylamine | H1-antihistaminic | H1-receptor antagonist |
Promethazine | phenothiazine | H1-antihistaminic | H1-receptor antagonist |
Methdilazine | ethylenediamine | H1-antihistaminic | H1-receptor antagonist |
Trimeprazine | ethylenediamine | H1-antihistaminic | H1-receptor antagonist |
Hydroxyzine | piperazine | H1-antihistaminic | H1-receptor antagonist |
Cyproheptadine | piperidine | H1-antihistaminic | H1-receptor antagonist |
Azatidine | piperidine | H1-antihistaminic | H1-receptor antagonist |
Phenindamine | piperidine | H1-antihistaminic | H1-receptor antagonist |
Azelastine | phthalazinone | H1-antihistaminic | H1-receptor antagonist |
Cyclizine | piperazine | H1-antinauseant | H1-receptor antagonist |
Meclizine | piperazine | H1-antinauseant | H1-receptor antagonist |
Buclizine | piperazine | H1-antinauseant | H1-receptor antagonist |
Fexofenadine | piperidine | 2nd generation H1-antihistaminic | H1-receptor antagonist |
Astemizole | piperidine | 2nd generation H1-antihistaminic | H1-receptor antagonist |
Loratidine | piperidine | 2nd generation H1-antihistaminic | H1-receptor antagonist |
Levocabastine | piperidine | 2nd generation H1-antihistaminic | H1-receptor antagonist |
Cetirizine | piperazine | 2nd generation H1-antihistaminic | H1-receptor antagonist |
Acrivastine | propylamine | 2nd generation H1-antihistaminic | H1-receptor antagonist |
Ketotifen | piperidine | opthalmic H1-antihistaminic | H1-receptor antagonist & inhibits mast cell degranulation |
Olopatidine | propylamine | opthalmic H1-antihistaminic | H1-receptor antagonist & inhibits mast cell degranulation |
Cimetidine | cyanoguanidine der. | H2-antihistaminic | H2-receptor antagonist |
Ranitidine | cyanoguanidine der. | H2-antihistaminic | H2-receptor antagonist |
Famotidine | cyanoguanidine der. | H2-antihistaminic | H2-receptor antagonist |
Nizatidine | cyanoguanidine der. | H2-antihistaminic | H2-receptor antagonist |
Omeprazole | benzimidazole | proton pump inhibitor | inhibits H+/K+ ATPase via covalent binding |
Esomeprazole | benzimidazole | proton pump inhibitor | inhibits H+/K+ ATPase via covalent binding |
Lansoprazole | benzimidazole | proton pump inhibitor | inhibits H+/K+ ATPase via covalent binding |
Rabeprazole | benzimidazole | proton pump inhibitor | inhibits H+/K+ ATPase via covalent binding |
Sulcralfate | A1-carbohydrate complex | chemical complexation | protects ulcer site from acid & pepsin |
Misoprostol | PGE1 derivative | mucosal protectant | mucosal prostaglandin receptor agonist |