Reaction

Drug Screen False Positive reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 2,760 reports · 57 co-occurring drugs

As of the last recalculation, Drug Screen False Positive appears in 2,760 FAERS reports alongside 57 co-occurring drug terms. The strongest observed disproportionality signal is DESVENLAFAXINE SUCCINATE (PRR 24.5).

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
Desvenlafaxine Succinate	85	24.5	24.5
Naltrexone	94	23.8	23.8
Lumacaftor And Ivacaftor	21	18.6	18.7
Atomoxetine Hydrochloride	36	11.5	11.6
Clobazam	32	10.0	10.0
Sertraline Hydrochloride	140	9.3	9.3
Bupropion Hydrochloride	109	8.6	8.6
Lamotrigine	142	8.5	8.5
Buprenorphine Hydrochloride, Naloxone Hydrochloride	27	8.5	8.5
Vortioxetine	19	8.5	8.5
Amphetamine	9	8.2	8.2
Vilazodone Hydrochloride	10	8.2	8.2
Loratadine And Pseudoephedrine Sulfate	8	7.6	7.6
Ibuprofen And Diphenhydramine Citrate	23	7.5	7.5
Ziprasidone Mesylate	14	7.4	7.4
Labetalol	13	7.4	7.4
Pantoprazole Sodium	138	7.3	7.3
Venlafaxine Hydrochloride	119	7.0	7.0
Ziprasidone	16	6.9	6.9
Oxazepam	19	6.7	6.7
Varenicline Tartrate	69	6.6	6.6
Quetiapine	158	6.5	6.5
Extended Phenytoin Sodium	14	6.3	6.3
Cyclobenzaprine Hydrochloride	7	5.9	5.9
Tramadol Hydrochloride	29	5.9	5.9
Buspirone Hydrochloride	8	5.5	5.5
Quetiapine Fumarate	21	5.4	5.4
Lamotirigine	49	5.2	5.2
Lamotrigine Extended-Release	49	5.2	5.2
Lamotrigine Chewable Dispersible	49	5.2	5.2
Acetaminophen And Codeine	8	5.0	5.0
Methadone	27	4.8	4.8
Aripiprazole	76	4.8	4.8
Atazanavir	9	4.7	4.7
Dornase Alfa	12	4.6	4.6
Zonisamide	9	4.6	4.6
Acetaminophen, Aspirin (Nsaid) And Caffeine	10	4.4	4.4
Naltrexone Hydrochloride And Bupropion Hydrochloride	5	4.4	4.4
Guanfacine	4	3.8	3.8
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate	9	3.8	3.8
Lurasidone Hydrochloride	10	3.6	3.6
Acetaminophen, Aspirin, And Caffeine	10	3.6	3.6
Emtricitabine And Tenofovir Disoproxil Fumarate	21	3.5	3.5
Lisdexamfetamine Dimesylate	15	3.4	3.4
Tapentadol Hydrochloride	15	3.4	3.4
Elvitegravir, Cobicistat, Emtricitabine, And Tenofovir Disoproxil Fumarate	4	3.4	3.4
Paliperidone Palmitate	14	3.3	3.3
Elvitegravir, Cobicistat, Emtricitabine, And Tenofovir Alafenamide	4	3.0	3.0
Paliperidone	9	2.9	2.9
Suvorexant	5	2.9	2.9
Naproxen Sodium Tablet	20	2.9	2.9
Methadone Hydrochloride	4	2.8	2.8
Glecaprevir And Pibrentasvir	4	2.7	2.7
Ranitidine Hydrochloride	19	2.6	2.6
Cariprazine	3	2.4	2.4
Ledipasvir And Sofosbuvir	6	2.4	2.4
Velpatasvir And Sofosbuvir	4	2.4	2.4

Related reactions

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