Reaction

Organising Pneumonia reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 4,843 reports · 200 co-occurring drugs

As of the last recalculation, Organising Pneumonia appears in 4,843 FAERS reports alongside 200 co-occurring drug terms. The strongest observed disproportionality signal is VALGANCICLOVIR HYDROCHLORIDE POWDER, (PRR 18.2).

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
Valganciclovir Hydrochloride Powder,	51	18.2	18.2
Everolimus Tablets	64	16.6	16.7
Bendamustine Hydrochloride	45	16.3	16.3
Obinutuzumab	57	15.1	15.1
Remdesivir	42	13.7	13.7
Daptomycin	29	13.6	13.6
Azacitidine	91	13.4	13.5
Valganciclovir	54	12.4	12.5
Valganciclovir Hydrochloride	54	12.4	12.5
Atovaquone	23	12.3	12.4
Bleomycin Sulfate	28	11.7	11.7
Tacrolimus Ointment 0.1%	313	11.5	11.5
Cefepime	38	11.5	11.5
Tacrolimus Extended-Release Capsules	313	11.4	11.5
Busulfan	41	11.3	11.3
Cefepime Hydrochloride	40	10.8	10.8
Tacrolimus	363	10.7	10.7
Ganciclovir Sodium	26	10.6	10.6
Azacitidine For	43	10.2	10.3
Ganciclovir	24	10.1	10.1
Fludarabine Phosphate	91	10.1	10.1
Mycophenilic Acid	48	10.0	10.1
Mycophenolate Mofetil	291	9.7	9.8
Mycophenolate Mofetil Hydrochloride	291	9.7	9.7
Sirolimus	30	9.6	9.6
Prednisolone	363	9.3	9.3
Prednisolone Oral	363	9.3	9.3
Prednisolone Oral Solution	363	9.3	9.3
Bendamustine Hcl	33	9.2	9.2
Durvalumab	43	9.2	9.2
Baricitinib	20	8.9	9.0
Basiliximab	24	8.8	8.8
Thiotepa	19	8.6	8.6
Anti-Thymocyte Globulin (Rabbit)	16	8.5	8.6
Posaconazole Delayed-Release	21	8.2	8.3
Rituximab	376	8.2	8.2
Imatinib	33	8.1	8.1
Itraconazole	21	7.8	7.8
Amiodarone Hydrochloride	20	7.7	7.7
Nitrofurantoin (Monohydrate/Macrocrystals)	29	7.5	7.5
Cyclophosphamide Injection, Solution	292	7.5	7.5
Cyclophosphamide	292	7.5	7.5
Cyclophosphamide For Injection	292	7.5	7.5
Posaconazole	28	7.4	7.5
Pembrolizumab	176	7.4	7.4
Doxorubicin	149	7.4	7.4
Alemtuzumab	33	7.4	7.4
Nitrofurantoin	28	7.3	7.3
Voriconazole	51	7.3	7.3
Nivolumab	158	7.2	7.2
Voriconazole Injection	36	7.2	7.2
Letrozole Tablets	78	7.1	7.1
Polatuzumab Vedotin	16	7.1	7.1
Letrozole	97	6.9	6.9
Mycophenolic Acid	50	6.8	6.8
Everolimus	78	6.7	6.7
Minocycline	18	6.7	6.7
Micafungin Sodium	13	6.6	6.6
Oseltamivir	12	6.5	6.5
Piperacillin And Tazobactam	19	6.4	6.4
Piperacillin Sodium And Tazobactam Sodium	29	6.4	6.4
Docetaxel Anhydrous	98	6.4	6.4
Docetaxel	98	6.4	6.4
Dronedarone	15	6.3	6.3
Brentuximab Vedotin	15	6.3	6.3
Azithromycin	58	6.3	6.3
Melphalan Hydrochloride	36	6.2	6.2
Amphotericin B	18	6.2	6.2
Amikacin	24	6.1	6.1
Azithromycin Monohydrate	58	6.0	6.1
Fluorouracil	105	5.9	5.9
Febuxostat Tablets 40 Mg	14	5.9	5.9
Febuxostat Tablets 80 Mg	14	5.9	5.9
Fluorouracil Cream, 0.5%	103	5.9	5.9
Oxaliplatin	98	5.8	5.8
Ursosiol	26	5.8	5.8
Trastuzumab	90	5.7	5.7
Meropenem	42	5.7	5.7
Ursodiol	28	5.6	5.6
Anastrozole	47	5.5	5.6
Rifampicin	13	5.5	5.5
Filgrastim	48	5.5	5.5
Gemcitabine Hydrochloride	67	5.5	5.5
Pemetrexed Disodium	48	5.5	5.5
Leucovorin Calcium	24	5.4	5.4
Gemcitabine	49	5.4	5.4
Azithromycin Dihydrate	72	5.3	5.3
Melphalan	28	5.3	5.3
Paclitaxel	119	5.3	5.3
Mesalamine	68	5.3	5.3
Anastrozole Tablets	26	5.2	5.2
Methylprednisolone	163	5.2	5.2
Sotalol Hydrochloride	20	5.2	5.2
Paclitaxel (Aibumin-Bound)	92	4.9	4.9
Cytarabine	67	4.8	4.9
Ocrelizumab	69	4.8	4.8
Gefitinib	10	4.8	4.8
Piperacillin Sodium,Tazobactam Sodium	28	4.6	4.6
Blinatumomab	11	4.5	4.5
Rabeprazole	23	4.5	4.5
Ipilimumab	44	4.4	4.4
Prednisone	467	4.3	4.3
Adalimumab-Fkjp	46	4.3	4.3
Fam-Trastuzumab Deruxtecan-Nxki	10	4.3	4.3
Adalimumab-Aaty	46	4.2	4.2
Mesna Injection	8	4.2	4.2
Ciclesonide	13	4.1	4.1
Acetylcysteine	9	4.1	4.1
Mesna	8	4.1	4.1
Adalimumab-Adaz	49	4.0	4.0
Carboplatin	116	4.0	4.0
Isoniazid	15	4.0	4.0
Sulfamethoxazole And Trimethoprim	77	4.0	4.0
Tobramycin Solution	11	3.9	3.9
Candesartan Cilexetil	24	3.9	3.9
Atezolizumab	35	3.9	3.9
Cyclosporine	99	3.9	3.9
Cisplatin	69	3.8	3.8
Tobramycin Sulfate	11	3.8	3.8
Pitavastatin Calcium	9	3.8	3.8
Candesartan	31	3.8	3.8
Aprepitant	16	3.7	3.7
Valacyclovir	36	3.7	3.7
Methotrexate	346	3.7	3.7
Abemaciclib	17	3.7	3.7
Vancomycin Hydrochloride	55	3.6	3.6
Tofacitinib Citrate	11	3.6	3.6
Febuxostat	14	3.6	3.6
Methotrexate Sodium	382	3.6	3.6
Tolvaptan	12	3.6	3.6
Ceftriaxone	27	3.6	3.6
Rifampin	12	3.5	3.5
Etoposide	60	3.5	3.5
Clarithromycin	28	3.5	3.5
Temozolomide	17	3.5	3.5
Vancomycin	46	3.4	3.4
Fluconazole	55	3.4	3.4
Dexamethasone Sodium Phosphate	8	3.4	3.4
Ceftriaxone Sodium	30	3.4	3.4
Entecavir	9	3.3	3.3
Doxorubicin Hydrochloride	25	3.3	3.3
Fexofenadine Hcl	7	3.3	3.3
Alendronate Sodium Tablet	14	3.3	3.3
Vincristine Sulfate	22	3.2	3.2
Pemetrexed	16	3.2	3.2
Dutasteride	6	3.2	3.2
Sulfasalazine	57	3.2	3.2
Fosaprepitant Dimeglumine	10	3.1	3.1
Levofloxacin	43	3.1	3.1
Levofloxacin In 5% Dextrose	43	3.1	3.1
Exemestane	15	3.0	3.0
Brinzolamide	6	3.0	3.0
Eculizumab	37	2.9	2.9
Bortezomib	58	2.8	2.8
Dexamethasone 1.5 Mg	184	2.8	2.8
Valacyclovir Hydrochloride	45	2.8	2.8
Pyrazinamide	6	2.7	2.7
Dexamethasone	184	2.7	2.7
Crizotinib	8	2.7	2.7
Daratumumab	25	2.7	2.7
Oseltamivir Phosphate	15	2.6	2.6
Benralizumab	12	2.6	2.6
Infliximab	128	2.6	2.6
Ado-Trastuzumab Emtansine	5	2.6	2.6
Loperamide Hydrochloride Oral	6	2.5	2.5
Tocilizumab	66	2.5	2.5
Prochlorperazine	16	2.5	2.5
Ruxolitinib	41	2.5	2.5
Erlotinib Hydrochloride	7	2.4	2.4
Ifosfamide	12	2.4	2.4
Tobramycin	13	2.3	2.3
Erlotinib	5	2.2	2.2
Axitinib	10	2.2	2.2
Apalutamide	6	2.2	2.2
Encorafenib	5	2.2	2.2
Bevacizumab	61	2.1	2.1
Apixaban	32	2.1	2.1
Cetuximab	15	2.1	2.1
Linezolid	14	2.0	2.0
Vedolizumab	40	2.0	2.0
Bosutinib	4	1.9	1.9
Osimertinib	14	1.9	1.9
Venetoclax	26	1.8	1.8
Axicabtagene Ciloleucel	4	1.7	1.7
Lapatinib	6	1.7	1.7
Dabrafenib	8	1.6	1.6
Trametinib	9	1.6	1.6
Alteplase	5	1.4	1.4
Carfilzomib	9	1.4	1.4
Certolizumab Pegol	37	1.4	1.4
Belimumab	10	1.4	1.4
Peginterferon Alfa-2A	17	1.4	1.4
Suvorexant	4	1.3	1.3
Dabigatran Etexilate Mesylate	22	1.3	1.3
Abiraterone	4	1.3	1.3
Methoxy Polyethylene Glycol-Epoetin Beta	3	1.2	1.2
Pirfenidone	11	1.2	1.2
Pegfilgrastim	26	1.1	1.1
Sarilumab	6	1.0	1.0
Lenalidomide	81	0.8	0.8

Related reactions

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