The risk or severity of adverse effects can be increased when Telmisartan is combined with Perindopril. The risk or severity of adverse effects can be increased when Telmisartan is combined with Clevidipine. The risk or severity of adverse effects can be increased when Sevoflurane is combined with Telmisartan. Telmisartan may increase the orthostatic hypotensive activities of Levodopa. The risk or severity of adverse effects can be increased when Paclitaxel is combined with Telmisartan. The risk or severity of adverse effects can be increased when Doxazosin is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Moexipril. The risk or severity of adverse effects can be increased when Telmisartan is combined with Nebivolol. Aripiprazole may increase the hypotensive activities of Telmisartan. Enoxaparin may increase the hyperkalemic activities of Telmisartan. Nicorandil may increase the hypotensive activities of Telmisartan. Trans-2-Phenylcyclopropylamine may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Isosorbide Mononitrate. The risk or severity of adverse effects can be increased when Telmisartan is combined with Quetiapine. The serum concentration of Lithium can be increased when it is combined with Telmisartan. The risk or severity of adverse effects can be increased when Sotalol is combined with Telmisartan. Lercanidipine may increase the hypotensive activities of Telmisartan. The serum concentration of Cilostazol can be increased when it is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Penbutolol. The risk or severity of adverse effects can be increased when Telmisartan is combined with Levobunolol. The risk or severity of adverse effects can be increased when Telmisartan is combined with Magnesium salicylate. The risk or severity of adverse effects can be increased when Telmisartan is combined with Papaverine. Amphetamine may increase the hypotensive activities of Telmisartan. The serum concentration of Proscillaridin can be increased when it is combined with Telmisartan. The risk or severity of adverse effects can be increased when Metoprolol is combined with Telmisartan. Tadalafil may increase the antihypertensive activities of Telmisartan. Telmisartan may increase the hypotensive activities of Ticrynafen. The risk or severity of adverse effects can be increased when Telmisartan is combined with PTC299. The serum concentration of Pazopanib can be increased when it is combined with Telmisartan. Telmisartan may increase the hypotensive activities of Epoprostenol. The risk or severity of adverse effects can be increased when Telmisartan is combined with Apremilast. The risk or severity of adverse effects can be increased when Telmisartan is combined with Isoxsuprine. The risk or severity of adverse effects can be increased when Carteolol is combined with Telmisartan. The risk or severity of adverse effects can be increased when Tamsulosin is combined with Telmisartan. Cyclothiazide may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Enalapril. Primidone may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Nitroprusside is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Olsalazine. Telmisartan may increase the hypotensive activities of Bepridil. Parnaparin may increase the hyperkalemic activities of Telmisartan. The risk or severity of adverse effects can be increased when Mecamylamine is combined with Telmisartan. Rasagiline may increase the hypotensive activities of Telmisartan. Telmisartan may increase the arrhythmogenic activities of Ciprofloxacin. The risk or severity of adverse effects can be increased when Thioridazine is combined with Telmisartan. Caroxazone may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Suprofen. The risk or severity of adverse effects can be increased when Telmisartan is combined with Amyl Nitrite. Quinine may increase the hypotensive activities of Telmisartan. The serum concentration of Bosutinib can be increased when it is combined with Telmisartan. The risk or severity of adverse effects can be increased when Thalidomide is combined with Telmisartan. Telmisartan may increase the hypotensive activities of Rituximab. The risk or severity of adverse effects can be increased when Telmisartan is combined with Andrographolide. Telmisartan may increase the hypotensive activities of Guanethidine. The risk or severity of adverse effects can be increased when Remifentanil is combined with Telmisartan. 7,8-Dichloro-1,2,3,4-tetrahydroisoquinoline may increase the hypotensive activities of Telmisartan. Telmisartan may increase the hypotensive activities of Naftopidil. The risk or severity of adverse effects can be increased when Sodium Nitrite is combined with Telmisartan. The risk or severity of adverse effects can be increased when Sacubitril is combined with Telmisartan. The serum concentration of Deslanoside can be increased when it is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Nifedipine. Iproclozide may increase the hypotensive activities of Telmisartan. Nadroparin may increase the hyperkalemic activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Tranilast. Trimethoprim may increase the hyperkalemic activities of Telmisartan. Telmisartan may increase the orthostatic hypotensive activities of Duloxetine. The risk or severity of adverse effects can be increased when Telmisartan is combined with Nesiritide. The risk or severity of adverse effects can be increased when Telmisartan is combined with Tinoridine. Thiamylal may increase the hypotensive activities of Telmisartan. Phenoxybenzamine may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Captopril. The risk or severity of adverse effects can be increased when Telmisartan is combined with Empagliflozin. The risk or severity of adverse effects can be increased when Telmisartan is combined with Metipranolol. Selegiline may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Masoprocol. The risk or severity of adverse effects can be increased when Telmisartan is combined with Tiaprofenic acid. The risk or severity of adverse effects can be increased when Telmisartan is combined with Hydrochlorothiazide. Pentoxifylline may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Acetylsalicylic acid. Latanoprost may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Isradipine is combined with Telmisartan. The risk or severity of adverse effects can be increased when Clozapine is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Meclofenamic acid. The risk or severity of adverse effects can be increased when Etacrynic acid is combined with Telmisartan. The risk or severity of adverse effects can be increased when Cilnidipine is combined with Telmisartan. Urapidil may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with E-6201. The risk or severity of adverse effects can be increased when Amiodarone is combined with Telmisartan. Telmisartan may increase the hypotensive activities of Trichlormethiazide. Procarbazine may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Nitroglycerin is combined with Telmisartan. Secobarbital may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Parecoxib. The risk or severity of adverse effects can be increased when Telmisartan is combined with Indomethacin. The risk or severity of adverse effects can be increased when Telmisartan is combined with Mycophenolate mofetil. The risk or severity of adverse effects can be increased when Methazolamide is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Riociguat. The risk or severity of adverse effects can be increased when Telmisartan is combined with Loxoprofen. The risk or severity of adverse effects can be increased when Telmisartan is combined with Mycophenolic acid. Pheniprazine may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Reserpine is combined with Telmisartan. Dapoxetine may increase the orthostatic hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Spirapril. The risk or severity of adverse effects can be increased when Telmisartan is combined with Rofecoxib. The risk or severity of adverse effects can be increased when Mannitol is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Anisodamine. The risk or severity of adverse effects can be increased when Clomipramine is combined with Telmisartan. Telmisartan may increase the hypotensive activities of Tibolone. Avanafil may increase the antihypertensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Irbesartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Azapropazone. Dalteparin may increase the hyperkalemic activities of Telmisartan. The risk or severity of adverse effects can be increased when Bortezomib is combined with Telmisartan. The risk or severity of adverse effects can be increased when Spironolactone is combined with Telmisartan. The risk or severity of adverse effects can be increased when Fimasartan is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Dapagliflozin. Telmisartan may increase the hypotensive activities of Selexipag. The risk or severity of adverse effects can be increased when Telmisartan is combined with Etofenamate. The risk or severity of adverse effects can be increased when Betaxolol is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Nitroaspirin. The risk or severity of adverse effects can be increased when Telmisartan is combined with Flurbiprofen. Methylene blue may increase the hypotensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Desflurane is combined with Telmisartan. Mirodenafil may increase the antihypertensive activities of Telmisartan. The risk or severity of adverse effects can be increased when Dexmedetomidine is combined with Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Imidapril. The risk or severity of adverse effects can be increased when Telmisartan is combined with Higenamine. Certoparin may increase the hyperkalemic activities of Telmisartan. The risk or severity of adverse effects can be increased when Telmisartan is combined with Naproxen. The risk or severity of adverse effects can be increased when Valsartan is combined with Telmisartan.