ONABOTULINUMTOXINA for Blepharospasm: Side Effects & Safety Data

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There are 348 adverse event reports in the FDA FAERS database where ONABOTULINUMTOXINA was used for Blepharospasm.

Most Reported Side Effects for ONABOTULINUMTOXINA

Side Effect	Reports	%	Deaths	Hosp.
Drug ineffective	18,179	36.9%	57	173
Off label use	9,698	19.7%	181	331
Product preparation error	3,593	7.3%	1	14
Multiple use of single-use product	2,781	5.7%	2	4
Therapeutic response decreased	2,685	5.5%	0	8
Headache	2,316	4.7%	15	205
Injection site pain	2,143	4.4%	1	34
Eyelid ptosis	1,853	3.8%	2	69
Wrong technique in product usage process	1,477	3.0%	0	7
Migraine	1,232	2.5%	24	172
Death	1,153	2.3%	1,112	19
Pain	1,080	2.2%	50	129
Muscular weakness	1,066	2.2%	53	192
Dysphagia	1,020	2.1%	26	215
Nausea	1,014	2.1%	41	152