Reaction

Bundle Branch Block Left reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 4,214 reports · 275 co-occurring drugs

As of the last recalculation, Bundle Branch Block Left appears in 4,214 FAERS reports alongside 275 co-occurring drug terms. The strongest observed disproportionality signal is DIGOXIN (PRR 20.5).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.

Drug	Co-reports	PRR	ROR
Digoxin	279	20.5	20.6
Amiodarone Hydrochloride	39	17.3	17.4
Eplerenone	41	16.0	16.0
Ciclesonide	43	15.7	15.8
Enalapril Maleate	67	13.5	13.6
Captopril	25	12.9	12.9
Atropine	21	12.6	12.6
Psyllium Husk	24	12.1	12.1
Telmisartan	43	12.0	12.0
Ipratropium Bromide	84	11.8	11.9
Valsartan Oral	124	11.6	11.6
Atropine Sulfate	25	11.5	11.5
Spironolactone	305	11.5	11.5
Quinine	18	10.4	10.4
Carvedilol	260	10.1	10.1
Nystatin Ointment	52	9.9	9.9
Nystatin Cream	52	9.9	9.9
Nystatin	53	9.7	9.7
Sotalol Hydrochloride	32	9.6	9.6
Diltiazem Hydrochloride	66	9.6	9.6
Linagliptin	35	9.5	9.6
Indapamide	34	9.4	9.5
Efavirenz	21	9.3	9.4
Temazepam	70	9.3	9.3
Nitroglycerin	98	9.2	9.2
Isosorbide Dinitrate	36	9.2	9.2
Isosorbide Mononitrate	38	9.1	9.1
Bisoprolol Fumarate	234	8.9	9.0
Norepinephrine	19	8.8	8.8
Valsartan	178	8.7	8.7
Norepinephrine Bitartrate	25	8.6	8.6
Irbesartan	76	8.5	8.6
Bupivacaine	16	8.5	8.5
Iohexol	14	8.4	8.4
Diltiazem Hydrochloride Extended-Release Tablets	19	8.3	8.3
Nebivolol	26	8.1	8.1
Candesartan Cilexetil	42	8.0	8.0
Ramipril	186	7.7	7.7
Ascorbic Acid	36	7.7	7.7
Furosemide	548	7.6	7.6
Enalapril	83	7.5	7.5
Bicalutamide	23	7.5	7.5
Glyburide	36	7.4	7.4
Torsemide	49	7.4	7.4
Alendronate Sodium	144	7.3	7.3
Timolol Maleate	14	7.0	7.0
Magnesium Sulfate In Water For	18	7.0	7.0
Magnesium Sulfate Heptahydrate	18	6.8	6.9
Magnesium Sulfate	18	6.8	6.8
Meperidine Hydrochloride	12	6.4	6.5
Sacubitril And Valsartan	147	6.4	6.5
Lidicaine	63	6.4	6.4
Burn Relief	63	6.4	6.4
Lidocaine Hydrochloride And Epinephrine	63	6.4	6.4
Polyethylene Glycol	14	6.4	6.4
Insulin	71	6.4	6.4
Lidocaine, Menthol	63	6.4	6.4
Doxazosin Mesylate	46	6.4	6.4
Lidocaine Hydrochloride	76	6.3	6.3
Lidocaine Hydrochloride And Epinephrine Bitartrate	67	6.3	6.3
Metformin Hcl	69	6.2	6.3
Escitslopram	72	6.2	6.2
Hydrochlorothiazide	176	6.2	6.2
Potassium Chloride	139	6.2	6.2
Metolazone	14	6.2	6.2
Potassium Chloride, Dextrose Monohydrate	112	6.1	6.1
Potassium Chloride Oral	112	6.1	6.1
Potassium Chloride Extended-Release	112	6.1	6.1
Warfarin Sodium	56	6.0	6.0
Fluticasone Furoate And Vilanterol Trifenatate	43	6.0	6.0
Propofol	43	5.9	5.9
Doxazosin	33	5.9	5.9
Dronedarone	12	5.8	5.8
Escitalopram Oxalate	84	5.8	5.8
Lidocaine 4%	63	5.8	5.8
Cimetidine	11	5.7	5.7
Ezetimibe And Simvastatin	17	5.5	5.5
Losartan Potassium	87	5.5	5.5
Paroxetine Hydrochloride Hemihydrate	37	5.5	5.5
Esomeprazole Magnesium Capsule, Delayed Release	16	5.5	5.5
Esomeprazole Magnesium Delayed Release Capsules	16	5.5	5.5
Bumetanide	29	5.5	5.5
Esomeprazole Magnesium Dihydrate	16	5.4	5.4
Clopidogrel Bisulfate	110	5.4	5.4
Paroxetine	37	5.4	5.4
Aspirin 325 Mg	505	5.4	5.4
Lidocaine	63	5.4	5.4
Aspirin 81 Mg	505	5.4	5.4
Docusate Sodium - Sennosides	35	5.4	5.4
Doxepin	11	5.4	5.4
Aspirin	521	5.3	5.3
Metoprolol Succinate Er Tablets	66	5.3	5.3
Acetylcysteine	10	5.3	5.3
Apixaban	70	5.2	5.2
Warfarin	130	5.2	5.2
Clopidogrel	199	5.2	5.2
Risedronate Sodium	32	5.1	5.1
Standardized Senna Concentrate	13	5.1	5.1
Haloperidol	25	5.1	5.1
Exemestane	22	5.1	5.1
Diphenoxylate Hydrochloride And Atropine Sulfate	14	5.1	5.1
Quinapril Hydrochloride	8	5.0	5.0
Haloperidol Lactate	25	5.0	5.0
Lacosamide	37	4.9	4.9
Fenofibrate	35	4.9	4.9
Febuxostat Tablets 40 Mg	10	4.9	4.9
Febuxostat Tablets 80 Mg	10	4.9	4.9
Atazanavir	14	4.8	4.8
Cephalexin	21	4.8	4.8
Theophylline Anhydrous	12	4.8	4.8
Clonidine	49	4.8	4.8
Valsartan And Hydrochlorothiazide	13	4.7	4.7
Theophylline	11	4.7	4.7
Rivastigmine	18	4.7	4.7
Meclizine Hcl 12.5Mg	13	4.7	4.7
Meclizine Hcl 25Mg	13	4.7	4.7
Meclizine Hcl 12.5 Mg	13	4.7	4.7
Meclizine Hcl 25 Mg	13	4.7	4.7
Doxepin Hydrochloride	12	4.7	4.7
Bupropion	42	4.7	4.7
Metoprolol Succinate	81	4.7	4.7
Levothyroxine Sodium Anhydrous	93	4.7	4.7
Rosuvastatin	186	4.7	4.7
Nifedipine	44	4.6	4.6
Tafamidis	11	4.6	4.6
Metoroprolol Tartrate	61	4.6	4.6
Metoprolol Tartrate	243	4.6	4.6
Erlotinib	9	4.6	4.6
Vitamin E	29	4.6	4.6
Simvastatin	222	4.6	4.6
Gemfibrozil	14	4.6	4.6
Labetalol	12	4.5	4.5
Aripiprazole Oral	37	4.5	4.5
Aripiprazole Orally Disintegrating	37	4.5	4.5
Tolterodine Tartrate	8	4.4	4.4
Magnesium Hydroxide	12	4.4	4.4
Pertuzumab	24	4.4	4.4
Enoxaparin Sodium	50	4.3	4.3
Colchicine	23	4.3	4.3
Docusate Sodium	50	4.3	4.3
Candesartan	31	4.3	4.3
Bleomycin Sulfate	9	4.3	4.3
Amlodipine Besylate And Benazepril Hydrochloride	8	4.3	4.3
Atenolol	113	4.3	4.3
Nebivolol Hydrochloride	29	4.3	4.3
Ranolazine	9	4.3	4.3
Dutasteride	7	4.3	4.3
Pioglitazone	37	4.3	4.3
Clozapine	105	4.2	4.2
Lorazepam	149	4.2	4.2
Mepolizumab	42	4.2	4.2
Nitrofurantoin	14	4.2	4.2
Quetiapine Fumarate	25	4.2	4.2
Fexofenadine	14	4.2	4.2
Metoprolol	207	4.2	4.2
Nitrofurantoin (Monohydrate/Macrocrystals)	14	4.1	4.2
Azithromycin Dihydrate	48	4.1	4.1
Escitalopram	113	4.1	4.1
0Xygen	40	4.0	4.0
Oxygen	40	4.0	4.0
Rabeprazole Sodium	22	4.0	4.0
Human Insulin	10	4.0	4.0
Erlotinib Hydrochloride	10	4.0	4.0
Meclizine	13	3.9	3.9
Metoprolol Tartrate Injection	147	3.9	3.9
Atorvastatin Calcium	189	3.9	3.9
Insulin Glulisine	8	3.9	3.9
Trastuzumab	53	3.8	3.9
Atorvastatin Calcium, Film Coated	54	3.8	3.8
Citalopram	104	3.8	3.8
Donepezil Hydrochloride	28	3.8	3.8
Citalopram Hydrobromide	81	3.8	3.8
Methimazole	6	3.8	3.8
Allopurinol	117	3.8	3.8
Dorzolamide Hydrochloride And Timolol Maleate	6	3.8	3.8
Pantoprazole Sodium	110	3.7	3.7
Paroxetine Hydrochloride	68	3.7	3.7
Olmesartan Medoxomil	27	3.7	3.7
Butalbital, Acetaminophen, And Caffeine	8	3.7	3.7
Adrenalinum	31	3.7	3.7
Lisinopril	221	3.7	3.7
Estrogens, Conjugated	44	3.7	3.7
Conjugated Estrogens	43	3.7	3.7
Insulin Glargine-Yfgn	16	3.6	3.6
Lamotirigine	52	3.6	3.6
Lamotrigine Extended-Release	52	3.6	3.6
Lamotrigine Chewable Dispersible	52	3.6	3.6
Fulvestrant	24	3.6	3.6
Sevoflurane	6	3.6	3.6
Metoclopramide Hydrochloride	55	3.6	3.6
Ado-Trastuzumab Emtansine	6	3.5	3.5
Quetiapine	134	3.5	3.5
Glipizide	43	3.5	3.5
Amlodipine Besylate	102	3.5	3.5
Lithium Carbonate	12	3.5	3.5
Ribociclib	22	3.5	3.5
Amlodipine	182	3.4	3.4
Asenapine Maleate	6	3.4	3.4
Losartan Potassium And Hydrochlorothiazide	8	3.4	3.4
Niacin	8	3.4	3.4
Paliperidone	16	3.4	3.4
Lisinopril And Hydrochlorothiazide	7	3.4	3.4
Fluoxetine	45	3.4	3.4
Midazolam	17	3.3	3.3
Letrozole	41	3.3	3.3
Lovastatin	17	3.3	3.3
Acetaminophen, Chlorpheniramine Maleate, Phenylephrine Hcl	33	3.3	3.3
Ezetimibe	49	3.3	3.3
Pravastatin Sodium	13	3.3	3.3
Agalsidase Beta	6	3.2	3.2
Olanzapine	69	3.2	3.2
Metformin Er 500 Mg	189	3.2	3.2
Metformin Er 750 Mg	189	3.2	3.2
Midazolam Hydrochloride	17	3.1	3.1
Ziprasidone	11	3.1	3.1
Fentanyl	61	3.1	3.1
Guaifenesin	19	3.1	3.1
Budesonide And Formoterol Fumarate Dihydrate	60	3.1	3.1
Oxcarbazepine	20	3.0	3.0
Melphalan	14	3.0	3.0
Metformin	212	3.0	3.0
Insulin Human	24	3.0	3.0
Ritonavir 100 Mg	9	3.0	3.0
Febuxostat	10	3.0	3.0
Goserelin	8	2.9	2.9
Olanzapine Pamoate	24	2.9	2.9
Naproxen Sodium, Dextromethorphan Hydrobromide, Guaifenesin	12	2.9	2.9
Naproxen Sodium, Pseudoephedrine Hydrochloride	12	2.9	2.9
Doxorubicin Hydrochloride	19	2.9	2.9
Dapagliflozin	18	2.8	2.8
Tapentadol Hydrochloride	19	2.8	2.8
Docetaxel Anhydrous	38	2.8	2.8
Docetaxel	38	2.8	2.8
Risperidone	73	2.7	2.7
Phenobarbital	8	2.7	2.7
Sitagliptin	39	2.7	2.7
Glimepiride	21	2.7	2.7
Isopropyl Alcohol	18	2.6	2.6
Tiotropium Bromide	71	2.6	2.6
Eszopiclone	13	2.5	2.5
Imatinib	9	2.5	2.5
Fondaparinux Sodium	4	2.4	2.4
Ziprasidone Mesylate	7	2.4	2.4
Umeclidinium	4	2.2	2.2
Ethyl Alcohol	12	2.2	2.2
Fluorouracil	34	2.2	2.2
Thalidomide	16	2.2	2.2
Imatinib Mesylate	12	2.1	2.1
Pyrazinamide	4	2.1	2.1
Carfilzomib	12	2.1	2.1
Fluorouracil Cream, 0.5%	32	2.1	2.1
Capecitabine	38	2.1	2.1
Nintedanib	13	2.1	2.1
Tolvaptan	6	2.0	2.0
Atezolizumab	16	2.0	2.0
Doxorubicin	36	2.0	2.0
Paclitaxel (Aibumin-Bound)	33	2.0	2.0
Lapatinib	6	1.9	1.9
Dofetilide	4	1.9	1.9
Paclitaxel	37	1.9	1.9
Methadone Hydrochloride	4	1.8	1.8
Alcohol	14	1.8	1.8
Fingolimod Hcl	30	1.7	1.7
Apalutamide	4	1.7	1.7
Conjugated Estrogens And Medroxyprogesterone Acetate	8	1.7	1.7
Dabrafenib	7	1.6	1.6
Gefitinib	3	1.6	1.6
Acalabrutinib	4	1.6	1.6
Fam-Trastuzumab Deruxtecan-Nxki	3	1.5	1.5
Palbociclib	26	1.3	1.3
Ranibizumab	7	1.3	1.3
Crizotinib	3	1.2	1.2
Remdesivir	3	1.1	1.1
Hydrocodone Bitartrate	8	0.9	0.9
Droxidopa	3	0.7	0.7

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.