PHR · Class II · 21 CFR 872.3260

FDA Product Code PHR: Diammine Silver Fluoride Dental Hypersensitivity Varnish

Applied To Tooth Enamel To Block Dentinal Tubules For The Purpose Of Reducing Tooth Sensitivity.

Leading manufacturers include Tedequim Srl, Kids-E-Dental Llp and Young Dental Manufacturing Co. 1, LLC.

8
Total
8
Cleared
373d
Avg days
2014
Since
Stable submission activity - 3 submissions in the last 2 years
Review times improving: avg 182d recently vs 487d historically

FDA 510(k) Cleared Diammine Silver Fluoride Dental Hypersensitivity Varnish Devices (Product Code PHR)

8 devices
1–8 of 8

About Product Code PHR - Regulatory Context

510(k) Submission Activity

8 total 510(k) submissions under product code PHR since 2014, with 8 receiving FDA clearance (average review time: 373 days).

Submission volume has remained relatively stable over the observed period, with 3 submissions in the last 24 months.

FDA Review Time

Recent submissions under PHR have taken an average of 182 days to reach a decision - down from 487 days historically, suggesting improved FDA processing for this classification.

PHR devices are reviewed by the Dental panel. Browse all Dental devices →