Reaction

Bradypnoea reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 2,650 reports · 82 co-occurring drugs

As of the last recalculation, Bradypnoea appears in 2,650 FAERS reports alongside 82 co-occurring drug terms. The strongest observed disproportionality signal is METHADONE HYDROCHLORIDE (PRR 52.9).

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
Methadone Hydrochloride	71	52.9	53.3
Methadone	245	49.4	49.7
Oxazepam	122	46.7	46.9
Diazepam Oral Solution (Concentrate)	376	38.5	38.7
Diazepam Oral	376	38.5	38.7
Diazepam	483	37.9	38.1
Guanfacine	28	28.2	28.3
Morphine	202	22.9	23.0
Ethyl Alcohol	70	20.8	20.8
Tramadol Hydrochloride	81	17.4	17.4
Fentanyl Citrate	38	16.9	17.0
Isopropyl Alcohol	70	16.7	16.7
Alcohol	72	14.9	15.0
Ampicillin	14	13.3	13.4
Ampicillin Sodium	14	13.3	13.4
Doxepin	17	13.3	13.3
Norepinephrine	17	12.6	12.6
Doxepin Hydrochloride	20	12.5	12.5
Amphetamine	13	12.4	12.4
Fentanyl	145	12.2	12.2
Midazolam Hydrochloride	41	12.1	12.1
Midazolam	38	12.0	12.0
Clobazam	36	11.7	11.7
Fluoxetine	93	11.3	11.3
Alprazolam	255	10.6	10.7
Ziprasidone	23	10.3	10.3
Norepinephrine Bitartrate	18	9.9	9.9
Baclofen	104	9.8	9.8
Phenobarbital	18	9.8	9.8
Paroxetine Hydrochloride Hemihydrate	41	9.8	9.8
Pramipexole	19	9.8	9.8
Paroxetine	41	9.6	9.6
Pregabalin	288	9.2	9.2
Valproic Acid	36	9.1	9.1
Quetiapine	195	8.5	8.5
Morphine Sulfate	125	8.4	8.5
Valproate Sodium	21	8.0	8.0
Hydroxyzine	47	7.9	7.9
Bupivacaine	9	7.6	7.6
Telmisartan	17	7.5	7.5
Rocuronium Bromide	11	7.4	7.4
Fluoxetine Hydrochloride	114	7.3	7.3
Oxycodone	159	7.0	7.0
Zolpidem Tartrate	114	6.9	6.9
Dronabinol	7	6.9	6.9
Buprenorphine	76	6.6	6.6
Ketoprofen	11	6.6	6.6
Methocarbamol Tablets	14	6.6	6.6
Propofol	30	6.5	6.5
Quetiapine Fumarate	24	6.4	6.4
Venlafaxine	55	6.1	6.1
Lamotirigine	55	6.1	6.1
Lamotrigine Extended-Release	55	6.1	6.1
Lamotrigine Chewable Dispersible	55	6.1	6.1
Olanzapine	81	6.1	6.1
Mirtazapine	63	5.5	5.5
Cetiirizine	29	5.4	5.4
Hydroxyzine Hydrochloride	9	5.4	5.4
Hydroxyzine Hydrochloride Oral	9	5.4	5.4
Granisetron Hydrochloride	7	5.3	5.3
Granisetron	7	5.3	5.3
Acetaminophen And Codeine	8	5.2	5.2
Fesoterodine Fumarate	7	5.1	5.1
Oxcarbazepine	20	4.9	4.9
Levetiracetam In Sodium Chloride	46	4.7	4.7
Levetiracetam Oral	46	4.7	4.7
Levetiracetam Injection	46	4.7	4.7
Levetiracetam	78	4.7	4.7
Lacosamide	22	4.7	4.7
Loperamide Hydrochloride Oral	6	4.6	4.6
Levodopa	7	4.6	4.6
Glimepiride	22	4.5	4.5
Memantine	7	4.0	4.0
Memantine Hydrochloride	7	4.0	4.0
Sevoflurane	4	3.8	3.8
Vigabatrin	7	3.8	3.8
Oxycodone Hydrochloride	97	3.6	3.6
Rifaximin	8	3.0	3.0
Methylphenidate	11	3.0	3.0
Asenapine Maleate	3	2.7	2.7
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate	4	1.7	1.7
Tapentadol Hydrochloride	5	1.2	1.2

Related reactions

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