OpenClaim

Glycopyrronium Side Effects

The most commonly reported side effects of glycopyrronium include mydriasis, dry mouth, and off label use, based on 1,509 FDA adverse event reports from 2004 to 2025. 6.1% of reports found the drug to be ineffective.

Glycopyrronium side effects

Percentages show how often each reaction appears relative to total reports for glycopyrronium.

1
Mydriasis19.0%286
2
Dry Mouth15.5%234
3
Off Label Use12.7%192
4
Vision Blurred12.7%192
5
Urinary Retention6.7%101
6
Intentional Product Misuse6.3%95
7
Drug Ineffective6.1%92
8
Headache5.4%81
9
Dyspnoea4.5%68
10
Constipation4.4%67
11
Drug Interaction3.6%54
12
Wrong Technique In Product Usage Process3.6%54
13
Pneumonia3.5%53
14
Nausea3.4%51
15
Hyperhidrosis3.4%51

These are voluntary reports and do not establish that glycopyrronium caused these reactions.

Report severity

50.6%Serious764 reports
26.6%Hospitalizations401 reports
6.0%Fatal91 reports

Seriousness is determined by the reporter, not by OpenClaim.

Glycopyrronium drug interactions

Other drugs that appear in adverse event reports alongside glycopyrronium. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Formoterol3.4%52
2
Sodium-oxybate3.1%47
3
Budesonide2.9%44
4
Albuterol2.9%44
5
Carboplatin2.7%41
6
Docetaxel2.3%35
7
Pertuzumab2.3%35
8
Trastuzumab2.3%35
9
Ipratropium-bromide2.1%31
10
Tiotropium-bromide1.8%27
11
Prednisone1.8%27
12
Montelukast-sodium1.7%26
13
Trazodone-hydrochloride1.7%26
14
Amiodarone-hydrochloride1.7%25
15
Paclitaxel1.7%25

Taken alongside

1
Acetaminophen11.7%177
2
Albuterol9.9%149
3
Omeprazole8.7%131
4
Midazolam7.7%116
5
Dexamethasone6.4%97
6
Ondansetron6.4%97
7
Atorvastatin-calcium6.0%91
8
Amlodipine5.3%80
9
Pantoprazole-sodium5.0%75
10
Furosemide4.9%74
11
Haloperidol4.8%72
12
Lansoprazole4.7%71
13
Aspirin4.6%70
14
Metformin4.6%69
15
Levothyroxine-sodium4.2%63

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports glycopyrronium side effects

47.1% of glycopyrronium adverse event reports involve female patients and 31.9% involve male patients. The largest age group is adult at 56%. These figures reflect who reports side effects, not underlying risk.

Sex

Female47.1%
Male31.9%
Unknown21.1%

Age group

< 21.0%
2–113.6%
12–1711.5%
18–6455.8%
65+28.1%

What is glycopyrronium used for

Conditions and purposes for which patients were taking glycopyrronium when the adverse event was reported.

Abdominal PainAccidental Exposure To Product By ChildAnaesthesia ProcedureAnaesthesia ReversalAsthmaAuriculotemporal SyndromeAdverse Drug ReactionAdverse EventAsthmaBradycardiaBenign Familial PemphigusBradycardiaBromhidrosisBronchial DisorderBronchiectasis

Showing 15 of 70 indications

Glycopyrronium brand names and reporting trend

Glycopyrronium is sold under the brand name Qbrexza.

Brand names

Qbrexza711

Quarterly reports (20042025)

2004201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking glycopyrronium with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.