Investigating the effect of zinc sulfate on temporary hearing loss

Evaluation of Zinc on DPOAE after exposure of impulse noise trauma due to ABR

Status

Recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20200926048841N3

Enrollment

Registered

2023-04-03

Start date

2023-04-09

Completion date

Unknown

Last updated

2023-05-01

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

Conditions

Temporary auditory threshold shift. Temporary auditory threshold shift

Interventions

Intervention 1: Intervention group: They were treated with zinc sulfate capsules (Alhawi Pharmaceutical Company). Each zinc sulfate capsule (220 mg of zinc sulfate) contains 50 mg of zinc and one caps

Eligibility

Sex/Gender

All

Age

18 Years to 50 Years

Inclusion criteria

Inclusion criteria: People in the age range of 18-50 years

Exclusion criteria

Exclusion criteria: Having creatinine higher than the normal range Prohibition of receiving zinc sulfate Receiving supplements containing zinc 90 days before the start of the study

Design outcomes

Primary

Measure	Time frame
Percentage of people with temporary hearing loss. Timepoint: one month after treatment. Method of measurement: otoacoustic emission test.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMahboobe Asadi

Shahid Beheshti University of Medical Sciences

mahboobeh_farvardin@yahoo.com+98 21 2303 1317

Outcome results

None listed

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