Evaluating three different regimes of permethrin in head lice treatment

Evaluating the effectiveness of topical permethrin with three different methods for treating head lice

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20170608034390N8

Enrollment

Registered

2021-11-14

Start date

2021-04-21

Completion date

Unknown

Last updated

2021-11-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Head lice. Pediculosis due to Pediculus humanus capitis

Interventions

Intervention 1: Intervention group: Received permethrin shampoo that stays on the head for 10 minutes according to the instructions. Intervention 2: Intervention group: Received permethrin shampoo tha

Eligibility

Sex/Gender

All

Age

6 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients with head lice infestation Up than 6 years old

Exclusion criteria

Exclusion criteria: History of allergy or side effects with permethrin shampoo or permethrin cream Pregnant Women Lactating Women History of Asthma History of hypersensitivity reaction to permethrin History of seizure Active wounds in scalp

Design outcomes

Primary

Measure	Time frame
Presence of live lice (both adult and nymph) using the. Timepoint: First week, Second week, third week. Method of measurement: Dry combing method.	—

Secondary

Measure	Time frame
Time to eradication. Timepoint: First week, Second week, Third week. Method of measurement: Time (Date).	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactHadi Esmaily

Shahid Beheshti University of Medical Sciences

Esmaily_hadi@sbmu.ac.ir+98 211579064

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026