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Showing 1–24 of 43 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Head Lice Clear all
Completed Phase 2 Interventional Accepts healthy volunteers

A Dose Ranging Study of Different Strengths of Spinosad Topical Creme in Subjects With Pediculosis Capitis

NCT00311779
View directory record Official record
Conditions
Pediculosis Capitis (Head Lice)
Interventions
Spinosad Creme Rinse
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
2 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
3
States / cities
Scottsdale, Arizona • West Palm Beach, Florida • Miamiville, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 11, 2006 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 2 Interventional Results available

Study Comparing the Safety and Efficacy of 0.5% Ivermectin Cream to Placebo in Lice Infested Subjects

NCT00994422
View directory record Official record
Conditions
Head Lice
Interventions
Ivermectin cream, vehicle control
Drug
Lead sponsor
Topaz Pharmaceuticals Inc
Industry
Eligibility
2 Years and older
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
12
States / cities
Yuma, Arizona • Los Angeles, California • Delray Beach, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2012 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional

Study of the Efficacy and Safety of Abametapir Lotion Administered for the Treatment of Head Lice Infestation

NCT02062060
View directory record Official record
Conditions
Head Lice Infestation
Interventions
Abametapir Lotion 0.74% w/w, Vehicle Lotion
Drug
Lead sponsor
Dr. Reddy's Laboratories Limited
Industry
Eligibility
6 Months and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
7
States / cities
Yuma, Arizona • Los Angeles, California • Pinellas Park, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated May 11, 2020 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Safety and Efficacy Pilot Study Comparing NatrOVA Creme Rinse 1% and NIX Creme Rinse

NCT00857935
View directory record Official record
Conditions
Pediculosis Capitis, Head Lice
Interventions
NatrOVA Creme Rinse - 1%, NIX Creme Rinse - 1% permethrin
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
6 Months and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 8, 2009 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic (PK) Study of NatrOVA Topical Creme (1%) in Pediatric Subjects 6 to 24 Months of Age

NCT00410709
View directory record Official record
Conditions
Pediculosis Capitis (Head Lice)
Interventions
NatrOVA Creme Rinse (1%)
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
6 Months to 24 Months
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Jul 31, 2008 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 4 Interventional Results available

Pharmacokinetic (PK) and Tolerance Study of Natroba Topical Suspension in Pediatrics With an Active Head Lice Infestation

NCT01660321
View directory record Official record
Conditions
Pediculosis
Interventions
spinosad
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
6 Months to 4 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Hot Springs, Arkansas • West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Nov 21, 2012 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Efficacy and Safety of Licefreee Spray Against Nix 1% Permethrin

NCT01514513
View directory record Official record
Conditions
Pediculosis Capitis
Interventions
Licefreee Spray, 1% permethrin creme rinse
Drug
Lead sponsor
South Florida Family Health and Research Centers
Network
Eligibility
4 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Plantation, Florida
Source: ClinicalTrials.gov public record
Updated Dec 31, 2014 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Not applicable Interventional

A Study to Evaluate the Safety and Efficacy of Product X92001327 vs RID Shampoo in Subjects With Head Lice

NCT01803581
View directory record Official record
Conditions
Head Lice
Interventions
X92001327, RID shampoo
Other
Lead sponsor
Oystershell NV
Industry
Eligibility
1 Year and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Plantation, Florida
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phototoxicity Potential of NatrOVA Creme Rinse - 1%

NCT00591331
View directory record Official record
Conditions
Head Lice
Interventions
Spinosad (the active ingredient in NatrOVA), placebo
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated May 19, 2008 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dermal Safety Study to Evaluate the Sensitizing Potential of Abametapir Lotion

NCT02062073
View directory record Official record
Conditions
Head Lice
Interventions
Abametapir Lotion 0.74% w/w, 0.1% sodium lauryl sulfate, saline 0.9%, Vehicle Lotion
Drug · Other
Lead sponsor
Dr. Reddy's Laboratories Limited
Industry
Eligibility
18 Years and older
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Paramus, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 28, 2020 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Efficacy Study of NatrOVA Creme Rinse - 1% and NIX Creme Rinse in Subjects 6 Months or Older With Head Lice

NCT00545753
View directory record Official record
Conditions
Pediculosis
Interventions
Spinosad, Permethrin 1%
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
6 Months and older
Enrollment
558 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
6
States / cities
Scottsdale, Arizona • Hot Springs, Arkansas • Beverly Hills, California + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2012 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dermal Safety Study to Evaluate Potential Irritation of Abametapir Lotion

NCT02061813
View directory record Official record
Conditions
Head Lice
Interventions
Abametapir Lotion 0.74% w/w, Sodium Lauryl Sulfate, Saline 0.9%, Placebo
Drug
Lead sponsor
Dr. Reddy's Laboratories Limited
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Paramus, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 25, 2021 · Synced Jul 22, 2026, 5:01 PM EDT
Terminated Phase 2 Interventional

Safety and Tolerability of a Novel Malathion Formulation in Infants and Toddlers With Head Lice

NCT00291057
View directory record Official record
Conditions
Lice Infestations
Interventions
MALG
Drug
Lead sponsor
Sun Pharmaceutical Industries, Inc.
Industry
Eligibility
6 Months to 24 Months
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
5
States / cities
Scottsdale, Arizona • St. Petersburg, Florida • West Palm Beach, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2013 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional

Efficacy and Safety of Summers Non-Pesticide Lice Asphyxiator (L.A.)for the Treatment of Head Lice.

NCT00301327
View directory record Official record
Conditions
Head Lice
Interventions
Summers 5% L.A.
Drug
Lead sponsor
Summers Laboratories
Industry
Eligibility
6 Months and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
5
States / cities
Miami, Florida • Council Bluffs, Iowa • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated May 29, 2007 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate the Efficacy and Safety of a Leave-in Spray in Subjects With Head Lice Infestation

NCT05565820
View directory record Official record
Conditions
Pediculosis Capitis, Lice Infestations, Head Lice
Interventions
Vamousse Spray 'n' Go, Nix Creme Rinse Lice Treatment
Other · Drug
Lead sponsor
Alliance Pharmaceuticals
Industry
Eligibility
2 Years to 75 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2025 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Safety and Tolerability of a Novel Malathion Formulation in Children Age 6-24 Months With Head Lice

NCT00752973
View directory record Official record
Conditions
Pediculosis
Interventions
MALG (malathion) Treatment
Drug
Lead sponsor
Sun Pharmaceutical Industries, Inc.
Industry
Eligibility
6 Months to 24 Months
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Bentonville, Arkansas • Jonesboro, Arkansas
Source: ClinicalTrials.gov public record
Updated Aug 6, 2014 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 2 Interventional Results available

A Study Evaluating the Safety and Efficacy of BGC20-0582 Lice Treatment Gel for Head Lice Infestation

NCT00528021
View directory record Official record
Conditions
Pediculus Humanus Capitis, Head Lice
Interventions
Placebo, BGC20-0582
Drug
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
2 Years to 70 Years
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Florida City, Florida
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional Results available

A Safety and Efficacy Study Comparing 0.5% Ivermectin Cream to a Vehicle Control in Subjects With Head Lice Infestation

NCT01066585
View directory record Official record
Conditions
Head Lice
Interventions
Ivermectin Cream, vehicle control
Drug
Lead sponsor
Topaz Pharmaceuticals Inc
Industry
Eligibility
6 Months and older
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
8
States / cities
Yuma, Arizona • Dinuba, California • Plantation, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2012 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Not applicable Interventional Results available

A Clinical Trial Evaluating the Efficacy of Resultz Lice and Egg Elimination Kit on Pediatric and Adult Subjects

NCT02997904
View directory record Official record
Conditions
Pediculus Capitis
Interventions
Apply Liquid Then Comb Out
Device
Lead sponsor
Piedmont Pharmaceuticals, LLC
Industry
Eligibility
2 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Pilot Dose Ranging Study of Spinosad Creme Rinse

NCT00858481
View directory record Official record
Conditions
Pediculosis Capitis, Head Lice
Interventions
Spinosad Creme Rinse - Vehicle Control, Spinosad Creme Rinse
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
2 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Oct 19, 2015 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional Results available

A Study Comparing the Safety and Efficacy of 0.5% Ivermectin Cream to Placebo in Lice Infested Subjects

NCT01068158
View directory record Official record
Conditions
Head Lice
Interventions
0.5% Ivermectin Cream, Placebo control
Drug
Lead sponsor
Topaz Pharmaceuticals Inc
Industry
Eligibility
5 Months and older
Enrollment
371 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
7
States / cities
Little Rock, Arkansas • Delray Beach, Florida • St. Petersburg, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2012 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Efficacy Study of NatrOVA Creme Rinse - 1% and NIX Creme Rinse in Subjects 6 Months or Older With Head Lice

NCT00545168
View directory record Official record
Conditions
Pediculus Capitis Infestation
Interventions
Spinosad, Permethrin 1%
Drug
Lead sponsor
ParaPRO LLC
Industry
Eligibility
6 Months and older
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
6
States / cities
Ormond Beach, Florida • West Palm Beach, Florida • Indianapolis, Indiana + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2012 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety and Tolerability of a Novel Malathion Formulation in Patients 2 Years and Older With Head Lice

NCT00963508
View directory record Official record
Conditions
Pediculosis
Interventions
Malathion gel 0.5%, Permethrin 1% rinse (Nix Crème)
Drug
Lead sponsor
Sun Pharmaceutical Industries, Inc.
Industry
Eligibility
2 Years and older
Enrollment
403 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
7
States / cities
Hot Springs, Arkansas • Sacramento, California • Kissimmee, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2014 · Synced Jul 22, 2026, 5:01 PM EDT
Completed Not applicable Interventional

Control of Head Lice Infestations in Children and Adults

NCT00731718
View directory record Official record
Conditions
Pediculosis
Interventions
lousebuster
Device
Lead sponsor
Larada Sciences, Inc.
Industry
Eligibility
6 Years and older
Enrollment
543 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 10, 2008 · Synced Jul 22, 2026, 5:01 PM EDT