Index/Topics/Ivermectin long-term effects

Ivermectin long-term effects

Long-term effects of repeated ivermectin dosing for parasitic diseases

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18 results
Jan 15, 2026
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What are the FDA‑approved human uses and dosing guidelines for ivermectin?

Ivermectin is FDA‑approved for a small set of parasitic indications in humans—oral tablets for certain internal worms and topical formulations for external parasites and some skin conditions—but it is...

Jan 16, 2026
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What are the known side effects and risks of taking ivermectin for respiratory infections?

Ivermectin can cause common, usually mild adverse effects such as headache, nausea, dizziness, diarrhea, and skin rash when given at approved human doses . Serious but rare harms include neurological ...

Jan 15, 2026
Most Viewed

How is ivermectin dosed by weight for common parasitic infections in adults and children?

Ivermectin dosing for human parasitic infections is weight-based, most commonly prescribed at about 200 micrograms per kilogram (mcg/kg) as a single oral dose for strongyloidiasis and many scabies reg...

Jan 17, 2026

What are the approved human dosing regimens of ivermectin for specific parasitic diseases (mg/kg) and how are they determined?

Ivermectin dosing in humans is disease-specific and weight‑based: standard microgram-per-kilogram regimens range from about 150–200 µg/kg for onchocerciasis, strongyloidiasis and enterobiasis, to 400 ...

Jan 16, 2026

How is ivermectin dosing calculated by weight and what are standard regimens for common parasitic infections?

Ivermectin dosing is weight‑based, typically calculated in micrograms per kilogram and most often given as a single oral dose; common regimens for human parasitic infections fall between about 150 and...

Jan 19, 2026

How is ivermectin dose calculated by weight for common parasitic infections?

Ivermectin dosing for human parasitic infections is weight-based and generally expressed in micrograms per kilogram (mcg/kg); the usual therapeutic range for common infections is about 150–200 mcg/kg ...

Jan 17, 2026

What clinical trials are currently recruiting to test ivermectin or fenbendazole with chemotherapy?

A focused search of the recent reporting and trial registries shows a small, active clinical program testing ivermectin in combination with immunotherapy for metastatic triple‑negative breast cancer —...

Jan 19, 2026

What are the known side effects and risks of short-term versus long-term ivermectin use?

Short-term ivermectin use at approved doses is generally associated with mild, self-limited effects — dizziness, headache, gastrointestinal upset, and transient skin reactions — while rare but serious...

Jan 18, 2026

What have poison control centers reported about trends in ivermectin exposures since 2020?

Poison control centers across the United States reported a clear rise in human ivermectin exposure calls beginning in late 2020 and accelerating in 2021, with national and state-level data showing mul...

Jan 16, 2026

What human safety data exist for subcutaneous or intramuscular ivermectin formulations intended for injection?

Human safety data for subcutaneous (SC) or intramuscular (IM) ivermectin intended for injection are extremely limited: a handful of case reports and small pharmacokinetic observations describe compass...

Jan 19, 2026

Which veterinary ivermectin products list clorsulon or other secondary actives on their labels?

Multiple marketed veterinary ivermectin formulations explicitly list clorsulon as a co‑active on their labels — commonly sold under names like IVOMEC Plus, Ivermax® Plus, Noromectin® Plus, Vetrimec™ P...

Jan 19, 2026

Are there published human case reports with numeric CSF or brain tissue ivermectin concentrations, and where can the raw data be accessed?

Published human case reports do include numeric measurements of ivermectin in cerebrospinal fluid (CSF): at least one peer‑reviewed case reported a CSF ivermectin concentration of 0.14 ng/mL with an a...

Jan 18, 2026

What are common drug interactions with ivermectin and how serious are they?

Ivermectin commonly interacts with drugs that affect CYP3A4 metabolism and P‑glycoprotein (P‑gp) transport, and with substances that add central‑nervous‑system (CNS) depression or alter bleeding risk;...

Jan 16, 2026

How have veterinary ivermectin poisoning cases been documented in poison control and emergency department data?

Poison control centers and emergency departments documented a clear uptick in human exposures to ivermectin during the COVID-19 era, with multiple case series and surveillance projects showing that ma...

Jan 16, 2026

Which randomized trials specifically report adverse event rates for ivermectin doses above 400 µg/kg and what were those rates?

Randomized trials testing ivermectin above 400 µg/kg do exist — most notably the COVER dose‑finding trial (600 and 1200 µg/kg arms), the ACTIV‑6 platform trial with a 600 µg/kg‑per‑day arm, and at lea...

Jan 15, 2026

What randomized trials are currently registered to study long-term safety of ivermectin and what outcomes do they track?

A patchwork of randomized trials has evaluated ivermectin’s short‑term effects, but few registered RCTs explicitly set out to study long‑term safety; when long‑term endpoints are declared they most co...

Jan 14, 2026

What evidence supports five‑day ivermectin regimens and for which conditions have they been tested?

Randomized and observational studies have tested five‑day ivermectin regimens almost exclusively in the context of COVID‑19, producing a patchwork of contradictory results: small trials from Banglades...

Jan 14, 2026

What high-quality clinical trials and meta-analyses say about ivermectin’s efficacy and safety for off-label uses?

High-quality randomized controlled trials (RCTs) and comprehensive reviews paint a conflicted picture: several rigorous RCTs show no clear clinical benefit of ivermectin for COVID-19, while multiple m...