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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.

Potassium Channel Antagonists [MoA]: Side Effects & Safety Data for 4 Drugs

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Potassium Channel Antagonists [MoA] includes 4 drugs with a combined 61,292 adverse event reports in the FDA FAERS database. Compare their safety profiles, side effects, and outcomes below.

4
Drugs in Class
61,292
Combined Reports

All Potassium Channel Antagonists [MoA] Drugs Ranked by Reports

Drug Brand Name Reports Deaths Hosp. Death Rate
DALFAMPRIDINE Dalfampridine 56,141 1,482 7,813 2.6%
REPAGLINIDE Repaglinide 2,544 169 1,517 6.6%
AMIFAMPRIDINE Firdapse 2,424 203 680 8.4%
NATEGLINIDE Nateglinide 183 19 51 10.4%

Common Side Effects in Potassium Channel Antagonists [MoA] Drugs

Side EffectReportsDeaths
Gait disturbance 8,902 40
Drug ineffective 7,186 31
Fall 5,824 66
Therapy cessation 4,590 28
Fatigue 3,956 39
Balance disorder 3,827 10
Condition aggravated 3,440 55
Multiple sclerosis relapse 3,322 29
Dizziness 3,124 6
Urinary tract infection 2,823 48
View detailed side effects for this class → Compare drugs in this class →