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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.

FLUNARIZINE: 337 Adverse Event Reports & Safety Profile

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337
Total FAERS Reports
1 (0.3%)
Deaths Reported
74
Hospitalizations
337
As Primary/Secondary Suspect
13
Life-Threatening
32
Disabilities

First Report: 200902 · Latest Report: 20250604

What Are the Most Common FLUNARIZINE Side Effects?

#1 Most Reported
Off label use
115 reports (34.1%)
#2 Most Reported
Drug ineffective
108 reports (32.0%)
#3 Most Reported
Product use in unapproved indication
89 reports (26.4%)

All FLUNARIZINE Side Effects by Frequency

Side Effect Reports % of Total Deaths Hosp.
Off label use 115 34.1% 1 11
Drug ineffective 108 32.1% 0 29
Product use in unapproved indication 89 26.4% 0 10
Insomnia 50 14.8% 0 2
Treatment failure 49 14.5% 0 0
Drug intolerance 47 14.0% 0 1
Drug abuse 43 12.8% 0 4
Paraesthesia 42 12.5% 0 2
Migraine 37 11.0% 0 1
Headache 31 9.2% 0 8
Therapy partial responder 31 9.2% 0 0
Drug ineffective for unapproved indication 30 8.9% 0 4
Serotonin syndrome 27 8.0% 0 6
Product use issue 24 7.1% 0 1
Therapeutic product effect incomplete 24 7.1% 0 18
Weight decreased 23 6.8% 0 22
Somnolence 22 6.5% 0 19
Weight increased 22 6.5% 0 1
Withdrawal syndrome 22 6.5% 0 22
Drug eruption 21 6.2% 0 20

Who Reports FLUNARIZINE Side Effects? Age & Gender Data

Gender: 62.5% female, 37.5% male. Average age: 45.6 years. Most reports from: ES. View detailed demographics →

Is FLUNARIZINE Getting Safer? Reports by Year

YearReportsDeathsHosp.
2009 29 0 0
2011 2 1 0
2014 4 0 1
2015 5 0 3
2016 2 0 2
2017 4 0 0
2018 26 0 8
2019 4 0 1
2020 4 0 1
2021 4 0 0
2022 3 0 2
2023 4 0 4
2024 1 0 0
2025 2 0 0

View full timeline →

What Is FLUNARIZINE Used For?

IndicationReports
Migraine 166
Product used for unknown indication 43
Migraine prophylaxis 40
New daily persistent headache 22
Prophylaxis 9
Headache 7
Post-traumatic headache 6
Migraine with aura 5

FLUNARIZINE vs Alternatives: Which Is Safer?

FLUNARIZINE vs FLUNISOLIDE FLUNARIZINE vs FLUNITRAZEPAM FLUNARIZINE vs FLUOCINOLONE FLUNARIZINE vs FLUOCINOLONE ACETONIDE FLUNARIZINE vs FLUOCINOLONE ACETONIDE\HYDROQUINONE\TRETINOIN FLUNARIZINE vs FLUOCINONIDE FLUNARIZINE vs FLUORESCEIN FLUNARIZINE vs FLUOROMETHOLONE FLUNARIZINE vs FLUOROURACIL FLUNARIZINE vs FLUOROURACIL\IRINOTECAN\LEUCOVORIN

Official FDA Label for FLUNARIZINE

Official prescribing information from the FDA-approved drug label.