Indoramin may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Rilmenidine. Urapidil may increase the hypotensive activities of Imidapril. Minaprine may increase the hypotensive activities of Urapidil. Harmaline may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Oxymetazoline. Sotalol may increase the orthostatic hypotensive activities of Urapidil. Bufuralol may increase the orthostatic hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Nitrendipine. Atenolol may increase the orthostatic hypotensive activities of Urapidil. Pindolol may increase the orthostatic hypotensive activities of Urapidil. Carteolol may increase the orthostatic hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Treprostinil. Urapidil may increase the hypotensive activities of Manidipine. Urapidil may increase the hypotensive activities of Gabapentin. Urapidil may increase the hypotensive activities of Ziconotide. Indenolol may increase the orthostatic hypotensive activities of Urapidil. Iproclozide may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Eperisone. Urapidil may decrease the vasoconstricting activities of Reproterol. Urapidil may increase the hypotensive activities of Tetrahydropalmatine. Urapidil may decrease the vasoconstricting activities of Dipivefrin. Urapidil may increase the hypotensive activities of Saprisartan. Urapidil may increase the hypotensive activities of Metipranolol. Urapidil may increase the hypotensive activities of Xylometazoline. Prazosin may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Tolfenamic Acid. Toloxatone may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Ephedrine. Metoprolol may increase the orthostatic hypotensive activities of Urapidil. Mirodenafil may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Vinpocetine. Urapidil may increase the hypotensive activities of Enalaprilat. Urapidil may increase the hypotensive activities of Epoprostenol. Urapidil may increase the hypotensive activities of Niludipine. Urapidil may decrease the vasoconstricting activities of Isoetarine. Pentoxifylline may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Bretylium. Urapidil may increase the hypotensive activities of Rituximab. Udenafil may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Carboxyamidotriazole. Oxprenolol may increase the orthostatic hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Felodipine. Urapidil may decrease the vasoconstricting activities of Tulobuterol. Urapidil may increase the hypotensive activities of Perindopril. Caroxazone may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Fosinopril. Urapidil may increase the hypotensive activities of Phentolamine. Urapidil may increase the hypotensive activities of Quinapril. Urapidil may decrease the vasoconstricting activities of Epinastine. Urapidil may increase the hypotensive activities of Nisoldipine. Urapidil may decrease the vasoconstricting activities of Methyldopa. Avanafil may increase the hypotensive activities of Urapidil. Ketanserin may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Guanfacine. Urapidil may increase the hypotensive activities of Ramipril. Urapidil may decrease the vasoconstricting activities of Phenylephrine. Diazoxide may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Candesartan. Urapidil may decrease the vasoconstricting activities of Dobutamine. Urapidil may increase the hypotensive activities of Nicardipine. Urapidil may increase the hypotensive activities of Chlorthalidone. Urapidil may increase the hypotensive activities of Dorzolamide. Urapidil may increase the hypotensive activities of Perhexiline. Quinine may increase the hypotensive activities of Urapidil. Trimethaphan may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Procaterol. Celiprolol may increase the orthostatic hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Amifostine. Urapidil may increase the hypotensive activities of Flunarizine. Urapidil may increase the hypotensive activities of Ambrisentan. Pargyline may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Cirazoline. Urapidil may increase the hypotensive activities of Candesartan cilexetil. Iloprost may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Fenoldopam. Bethanidine may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Isoxsuprine. Iproniazid may increase the hypotensive activities of Urapidil. Trimazosin may increase the hypotensive activities of Urapidil. Isocarboxazid may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Pentolinium. Urapidil may increase the hypotensive activities of Diltiazem. Trans-2-Phenylcyclopropylamine may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Mephentermine. Urapidil may decrease the vasoconstricting activities of Xamoterol. Urapidil may decrease the vasoconstricting activities of Higenamine. Dihydralazine may increase the hypotensive activities of Urapidil. Rasagiline may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Bepridil. Urapidil may decrease the vasoconstricting activities of Orciprenaline. Urapidil may increase the hypotensive activities of Spirapril. Urapidil may increase the hypotensive activities of Bimatoprost. Propranolol may increase the orthostatic hypotensive activities of Urapidil. Debrisoquin may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Zofenopril. Urapidil may decrease the vasoconstricting activities of Droxidopa. Urapidil may increase the hypotensive activities of Trichlormethiazide. Landiolol may increase the orthostatic hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Benidipine. Urapidil may increase the hypotensive activities of Darodipine. Urapidil may increase the hypotensive activities of Verapamil. Urapidil may increase the hypotensive activities of Azelnidipine. Carvedilol may increase the orthostatic hypotensive activities of Urapidil. Safrazine may increase the hypotensive activities of Urapidil. Talinolol may increase the orthostatic hypotensive activities of Urapidil. Pheniprazine may increase the hypotensive activities of Urapidil. Urapidil may decrease the vasoconstricting activities of Hexoprenaline. Methylphenidate may decrease the antihypertensive activities of Urapidil. Urapidil may increase the hypotensive activities of Phenoxybenzamine. Urapidil may increase the hypotensive activities of BQ-123. Urapidil may increase the hypotensive activities of Captopril. Urapidil may increase the hypotensive activities of Travoprost. Phenoxypropazine may increase the hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Lercanidipine. Penbutolol may increase the orthostatic hypotensive activities of Urapidil. Bucindolol may increase the orthostatic hypotensive activities of Urapidil. Urapidil may increase the hypotensive activities of Theodrenaline. Urapidil may decrease the vasoconstricting activities of Nylidrin. Urapidil may increase the hypotensive activities of Gallopamil. Urapidil may decrease the vasoconstricting activities of Ritodrine. Urapidil may decrease the vasoconstricting activities of Solabegron. Urapidil may increase the hypotensive activities of Torasemide. Urapidil may increase the hypotensive activities of Guanethidine. Urapidil may decrease the vasoconstricting activities of Racepinephrine. Urapidil may increase the hypotensive activities of Losartan. Tadalafil may increase the hypotensive activities of Urapidil. Bunazosin may increase the antihypertensive activities of Urapidil. Urapidil may increase the hypotensive activities of Nilvadipine. Betaxolol may increase the orthostatic hypotensive activities of Urapidil.