Can I leave Earflo in the fridge overnight? April 29, 2026 20:39 Updated No, Earflo should not be placed in the fridge at any time. Related articles How long does the Earflo battery last when fully charged? Where should I keep Earflo when I am not using it? Video Instructions: How to Use Earflo What should I do if using Earflo isn’t improving my child’s symptoms? Do ENTs or pediatricians recommend Earflo?