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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN: 6,753 Adverse Event Reports & Safety Profile

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6,753
Total FAERS Reports
66 (1.0%)
Deaths Reported
237
Hospitalizations
6,753
As Primary/Secondary Suspect
25
Life-Threatening
23
Disabilities

First Report: 1118 · Latest Report: 20250824

What Are the Most Common DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN Side Effects?

#1 Most Reported
Drug ineffective
1,155 reports (17.1%)
#2 Most Reported
Dizziness
759 reports (11.2%)
#3 Most Reported
Diarrhoea
570 reports (8.4%)

All DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN Side Effects by Frequency

Side Effect Reports % of Total Deaths Hosp.
Drug ineffective 1,155 17.1% 0 25
Dizziness 759 11.2% 0 16
Diarrhoea 570 8.4% 0 11
Accidental overdose 515 7.6% 2 6
Nausea 408 6.0% 0 20
Overdose 377 5.6% 0 11
Product use in unapproved indication 356 5.3% 0 8
Somnolence 304 4.5% 1 6
Insomnia 259 3.8% 0 8
Feeling abnormal 246 3.6% 0 7
Drug effective for unapproved indication 242 3.6% 0 0
Wrong technique in product usage process 238 3.5% 0 3
Incorrect product administration duration 236 3.5% 0 1
Expired product administered 222 3.3% 0 6
Vomiting 220 3.3% 0 17
Headache 215 3.2% 0 11
Dyspnoea 168 2.5% 0 13
Fatigue 160 2.4% 0 8
Inappropriate schedule of product administration 159 2.4% 0 1
Cough 149 2.2% 0 17

Who Reports DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN Side Effects? Age & Gender Data

Gender: 65.5% female, 34.5% male. Average age: 61.7 years. Most reports from: US. View detailed demographics →

Is DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN Getting Safer? Reports by Year

YearReportsDeathsHosp.
2001 1 0 1
2005 1 0 0
2008 1 0 0
2009 1 0 1
2010 1 0 0
2011 5 0 1
2012 4 1 1
2013 9 2 4
2014 68 3 6
2015 325 2 21
2016 398 5 27
2017 481 0 23
2018 482 14 17
2019 458 0 15
2020 426 2 7
2021 210 1 7
2022 311 0 5
2023 311 1 7
2024 299 1 5
2025 104 0 6

View full timeline →

What Is DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN Used For?

IndicationReports
Product used for unknown indication 3,451
Cough 1,472
Nasopharyngitis 500
Respiratory tract congestion 443
Productive cough 294
Nasal congestion 138
Hypersensitivity 108
Covid-19 93
Secretion discharge 89
Pulmonary congestion 84

DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs Alternatives: Which Is Safer?

DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN\PHENYLEPHRINE DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROMETHORPHAN HYDROBROMIDE\QUINIDINE DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROMETHORPHAN\GUAIFENESIN DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROSE DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROSE\DEXTROSE DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROSE\DEXTROSE\DOBUTAMINE\DOBUTAMINE DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROSE\HEPARIN DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROSE\LIDOCAINE DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DEXTROSE\SODIUM DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN vs DIACETYLMORPHINE

Official FDA Label for DEXTROMETHORPHAN HYDROBROMIDE\GUAIFENESIN

Official prescribing information from the FDA-approved drug label.