Reaction

Malabsorption reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 5,124 reports · 155 co-occurring drugs

As of the last recalculation, Malabsorption appears in 5,124 FAERS reports alongside 155 co-occurring drug terms. The strongest observed disproportionality signal is OLMESARTAN MEDOXOMIL (PRR 89.9).

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
Olmesartan Medoxomil	690	89.9	91.7
Pancrelipase	202	22.1	22.2
Teduglutide	54	16.4	16.5
Liothyronine Sodium	28	13.1	13.2
Cholestyramine	27	9.1	9.1
Phenytoin	42	8.2	8.3
Calcitriol Capsules 0.25 Mcg	33	6.7	6.7
Calcitriol Capsules 0.5 Mcg	33	6.7	6.7
Calcitriol	33	6.6	6.7
Upadacitinib	128	6.5	6.5
Phenobarbital	23	6.5	6.5
Thiotepa	14	6.0	6.0
Posaconazole Delayed-Release	16	5.9	5.9
Octreotide Acetate	44	5.9	5.9
Methylprednisolone Acetate	11	5.6	5.6
Posaconazole	22	5.5	5.5
Dicyclomine Hydrochloride	19	5.4	5.4
Hyoscyamine Sulfate	12	5.3	5.3
Sucralfate	31	5.3	5.3
Lanreotide Acetate	10	5.2	5.2
Meclizine Hcl 12.5Mg	17	5.1	5.1
Meclizine Hcl 25Mg	17	5.1	5.1
Meclizine Hcl 12.5 Mg	17	5.1	5.1
Meclizine Hcl 25 Mg	17	5.1	5.1
Diphenoxylate Hydrochloride And Atropine Sulfate	17	5.1	5.1
Levothyroxine Sodium	367	5.0	5.0
Itraconazole	14	4.9	4.9
Amphotericin B	15	4.9	4.9
Midazolam Hydrochloride	31	4.7	4.7
Linaclotide	30	4.6	4.6
Sucralfate Oral	16	4.6	4.6
Elexacaftor, Tezacaftor, And Ivacaftor	14	4.6	4.6
Sucralfate Oral Suspension	16	4.6	4.6
Human Immunoglobulin G	23	4.5	4.5
Midazolam	28	4.5	4.5
Meclizine	18	4.5	4.5
Methocarbamol	25	4.5	4.5
Extended Phenytoin Sodium	18	4.4	4.4
Lamivudine Oral	26	4.2	4.2
Voriconazole	31	4.2	4.2
Meclizine Hydrochloride	20	4.2	4.2
Voriconazole Injection	22	4.1	4.1
Orlistat	26	4.1	4.1
Desvenlafaxine Succinate	27	4.1	4.1
Iron Sucrose	9	3.8	3.8
Thyroid, Porcine	10	3.8	3.8
Iron	62	3.8	3.8
Calcium, Magnesium, Potassium, And Sodium Oxybates	8	3.8	3.8
Ropinirole	14	3.7	3.7
Levetiracetam In Sodium Chloride	70	3.7	3.7
Levetiracetam Oral	70	3.7	3.7
Levetiracetam Injection	70	3.7	3.7
Sodium Bicarbonate	21	3.7	3.7
Sodium Bicarbonate Injection,	21	3.7	3.7
Nebivolol Hydrochloride	30	3.6	3.6
Busulfan	14	3.6	3.6
Valproate Sodium	18	3.5	3.5
Ritonavir 100 Mg	13	3.5	3.5
Dutasteride	7	3.5	3.5
Darunavir	13	3.5	3.5
Butalbital, Acetaminophen, And Caffeine	9	3.4	3.4
Lamivudine	26	3.4	3.4
Epoprostenol	11	3.4	3.4
Progesterone	19	3.4	3.4
Dextroamphetamine Sulfate, Dextroamphetamine Saccharate, Amphetamine Sulfate And Amphetamine Aspartate	34	3.3	3.3
Valganciclovir Hydrochloride Powder,	10	3.3	3.3
Lopinavir And Ritonavir	11	3.3	3.3
Cyclosporine	89	3.3	3.3
Levothyroxine Sodium Anhydrous	79	3.2	3.2
Propofol	29	3.2	3.2
Fludarabine Phosphate	31	3.2	3.2
Raltegravir	13	3.2	3.2
Mycophenolate Mofetil Hydrochloride	105	3.2	3.2
Mycophenolate Mofetil	104	3.2	3.2
Tizanidine Hydrochloride	14	3.2	3.2
Entecavir	9	3.1	3.1
Magnesium Oxide	32	3.1	3.1
Magnesium Sulfate	10	3.1	3.1
Lisdexamfetamine Dimesylate	25	3.1	3.1
Nebivolol	12	3.1	3.1
Mesalamine	42	3.1	3.1
Dronabinol	6	3.0	3.0
Valsartan Oral	40	3.0	3.0
Ursodiol	16	3.0	3.0
Estrogens, Conjugated	43	3.0	3.0
Buspirone Hydrochloride	8	2.9	2.9
Conjugated Estrogens	42	2.9	2.9
Ursosiol	14	2.9	2.9
Ritonavir	21	2.9	2.9
Efavirenz	8	2.9	2.9
Methocarbamol Tablets	12	2.9	2.9
Sodium Oxybate	47	2.9	2.9
Modafinil	23	2.9	2.9
Micafungin Sodium	6	2.9	2.9
Esomeprazole Magnesium	162	2.9	2.9
Loperamide Hcl	9	2.8	2.8
Levetiracetam	91	2.8	2.8
Loperamide Hydrochloride Oral	7	2.8	2.8
Amoxicillin	52	2.8	2.8
Dextroamphetamine Saccharate, Amphetamine Aspartate, Dextroamphetamine Sulfate, And Amphetamine Sulfate	24	2.8	2.8
Methylphenidate Hydrochloride	40	2.8	2.8
Loperamide Hydrochloride	30	2.7	2.7
Oxycodone And Acetaminophen Tablets	8	2.7	2.7
Omeprazole Magnesium	289	2.7	2.7
Armodafinil	14	2.7	2.7
Loperamide Hydrochloride And Dimethicone	21	2.7	2.7
Sitagliptin And Metformin Hydrochloride	14	2.6	2.6
Vedolizumab	55	2.6	2.6
Carbidopa And Levodopa	30	2.6	2.6
Tacrolimus	97	2.5	2.5
Rotigotine	9	2.5	2.5
Buprenorphine Hydrochloride, Naloxone Hydrochloride	15	2.5	2.5
Emtricitabine And Tenofovir Alafenamide	7	2.5	2.5
Rifampin	9	2.5	2.5
Raloxifene Hydrochloride	9	2.5	2.5
Misoprostol	6	2.5	2.5
Dornase Alfa	11	2.3	2.3
Vilazodone Hydrochloride	5	2.2	2.2
Cariprazine	5	2.2	2.2
Sorafenib	11	2.2	2.2
Naproxen Sodium Tablet, Coated	7	2.1	2.1
Naproxen Sodium, Coated Tablets	7	2.1	2.1
Naproxen Sodium 220Mg	7	2.1	2.1
Methadone	21	2.0	2.0
Ziprasidone Mesylate	7	2.0	2.0
Cenobamate	4	1.9	1.9
Icosapent Ethyl	4	1.9	1.9
Tenofovir Disoproxil Fumarate Tablets	4	1.9	1.9
Tenofovir Disoproxil Fumarate	15	1.8	1.8
Hydrocodone Bitartrate And Acetaminophen	25	1.8	1.8
Pertuzumab	12	1.8	1.8
Agalsidase Beta	4	1.8	1.8
Lurasidone Hydrochloride	9	1.7	1.7
Rifaximin	9	1.7	1.7
Insulin Degludec	10	1.7	1.7
Tobramycin	10	1.7	1.7
Asfotase Alfa	4	1.6	1.6
Risankizumab-Rzaa	32	1.6	1.6
Emtricitabine And Tenofovir Disoproxil Fumarate	17	1.5	1.5
Acetaminophen, Aspirin (Nsaid) And Caffeine	6	1.4	1.4
Vortioxetine	6	1.4	1.4
Sevelamer Carbonate	4	1.4	1.4
Denosumab	67	1.3	1.3
Elvitegravir, Cobicistat, Emtricitabine, And Tenofovir Alafenamide	3	1.2	1.2
Hydrocodone Bitartrate	12	1.1	1.1
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate	5	1.1	1.1
Vigabatrin	4	1.1	1.1
Dasatinib	10	1.1	1.1
Palivizumab	4	1.1	1.1
Onabotulinumtoxina	20	1.1	1.1
Abemaciclib	5	1.0	1.0
Isotretinoin	12	1.0	1.0
Abaloparatide	6	0.8	0.8
Droxidopa	4	0.8	0.8
Tirzepatide	23	0.6	0.6

Related reactions

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