# K132520: Nasal Ease Allergy Blocker

- Pathway: 510(k) (Traditional)
- Applicant: Hi-Tech Pharmacal, Inc.
- Decided: Dec 31, 2013 after 141 days
- Product code: NUP (Cream, Nasal, Topical, Mechanical Allergen Particle Barrier)
- Device class: 2
- Regulation: 21 CFR 880.5045
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K002338 (2001). 7 ancestors in all.
3 later devices descend from it; 2 cite it directly.
0 of 11 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K053625: Nasalguard, Trutek Corp (2006) Summary page 1.
- (no number) Model 175 Glass Powder Blower: named in the summary without a submission number

## Most influential descendants
- K170848: Alzair Allergy Blocker (2017), 1 descendant of its own
- K213114: BentrioTM Allergy Blocker (2022), 0 descendants of its own
- K201734: AllerBlock Junior (2021), 0 descendants of its own

## Indications for use
Nasal Ease Allergy Blocker Is Intended to treat hay fever and allergy sufferers by promoting alleviation of mild allergic symptoms (i.e. mild nasal Irritation Including Itchy, nunny, or congested nasal passages) triggered by the Inhalation of various airborne allergens Including indoor and outdoor environmental pollens, house dust animal hairs and dust mites. Application of Nasal Ease produces a mucous-like gel barrier that evenly coats the nasal membranes and acts to block inhaled allergens within the nasal cavity.

Source page: https://510kreport.com/device/K132520
Methodology: https://510kreport.com/methodology