Index/Organizations/VigiBase

VigiBase

World Health Organization drug safety database

Fact-Checks

8 results
Jan 7, 2026
Most Viewed

What serious adverse reactions are linked to ivermectin in adults (neurological, allergic)?

Ivermectin in adults is associated with a spectrum of recognized adverse reactions that can be neurological (confusion, seizures, encephalopathy) and allergic or cutaneous (rash, pruritus, severe hype...

Nov 4, 2025
Most Viewed

How common is drug-induced liver injury from ivermectin in humans?

Drug‑induced liver injury (DILI) from ivermectin in humans is , primarily in case reports and pharmacovigilance datasets rather than large prospective studies. Available evidence shows occasional seri...

Dec 10, 2025
Most Viewed

How do factors like age, liver disease, and drug interactions affect ivermectin toxicity thresholds?

Available reports show ivermectin is usually well tolerated at standard single-dose regimens but has documented, rare cases of clinically apparent liver injury and even fulminant liver failure after n...

Feb 6, 2026

What operational and safety surveillance data exist from mass drug administration programs that used fixed‑dose ivermectin approaches?

Fixed‑dose ivermectin has been evaluated in a mix of individual‑level meta‑analyses, operational trials, and cohort safety surveillance that together show broadly low rates of common adverse events in...

Feb 2, 2026

How did off‑label and veterinary use of ivermectin during the COVID‑19 pandemic affect reported adverse events and pharmacovigilance signals?

Off‑label and veterinary use of during the COVID‑19 pandemic produced a measurable uptick in reported adverse events and produced clearer “signals,” driven largely by misuse, overdosing and ingestion ...

Jan 14, 2026

What are the clinical features and outcomes of ivermectin‑associated hepatitis reported in case series?

Case series, pharmacovigilance data and isolated case reports describe ivermectin‑associated hepatic injury ranging from asymptomatic transaminase elevations to fulminant hepatitis; most published sig...

Jan 3, 2026

What serious adverse reactions have been reported with ivermectin use (e.g., neurotoxicity, liver injury)?

Serious adverse reactions reported with ivermectin include neurologic events (encephalopathy, confusion, coma), severe cutaneous reactions (Stevens–Johnson syndrome, toxic epidermal necrolysis, DRESS)...

Dec 16, 2025

Are there official guidelines for ivermectin use in patients with chronic liver disease?

There are no single, global "official guidelines" that specifically prescribe ivermectin use in people with chronic liver disease; major drug references and pharmacovigilance reports advise caution an...