Pirinase Hayfever 0.05% Nasal Spray works to: Help relieve allergy symptoms for up to 24 hours. Help prevent the return of symptoms during the day. Pirinase Hayfever 0.05% Nasal Spray has a direct ...
such as using a humidifier and saline nasal spray. The six-week time period between preeducation and posteducation survey administration may have been too short; patients may have recalled the ...