Salicylic acid in acne vulgaris

Comparison of the effect of 40% salicylic acid versus 30% salicylic acid with and without combination with doxycycline in the treatment of moderate acne vulgaris: a double-blinded, randomized, clinical trial

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

IRCT

Registry ID

IRCT20211102052949N1

Enrollment

Registered

2021-12-20

Start date

2021-11-29

Completion date

Unknown

Last updated

2022-01-11

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

Conditions

Acne vulgaris.

Interventions

Intervention 1: Intervention group:Intervention group: Patients are first examined by a dermatologist to measure the severity of their acne based on Michelson's acne score, and patients undergo standa

Eligibility

Sex/Gender

All

Age

12 Years to 40 Years

Inclusion criteria

Inclusion criteria: Moderate acne vulgaris(according to Vaishampayan classification) Age greater than 12 years

Exclusion criteria

Exclusion criteria: Pregnancy or intending to Breastfeeding Taking oral and topical acne medications in the last 34 day History of allergies to the drugs used in the study History of light sensitivity Existence of recurrent herpes simplex infection Presence of warts on the face and contagious molluscum in patients Active dermatitis on the face Having gastrointestinal disorders (especially esophagitis and gastroesophageal reflux) History of liver and kidney diseases

Design outcomes

Primary

Measure	Time frame
Acne vulgaris. Timepoint: Observation of the number and type of facial acne vulgaris before the intervention and 12 weeks after the intervention and also one month after the intervention. Method of measurement: system Vaishampayan, Standard Photography, Michelson Acne Score.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactHamideh Mohammadzadeh

Gonabad University of Medical Sciences

Mohammadzadeh.hamideh@yahoo.com+98 51 5723 6832

Outcome results

None listed

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