Devices descending from K132520

3 later devices reach Nasal Ease Allergy Blocker through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K213114	BentrioTM Allergy Blocker	Altamira Therapeutics, Inc.	2022	0	—
+1	K170848	Alzair Allergy Blocker	Nasaleze International, Ltd.	2017	1	—
+2	K201734	AllerBlock Junior	Nasaleze International, Ltd.	2021	0	—