Are there any side effects to using Earflo? April 29, 2026 20:40 Updated There are no known side effects to using Earflo. Related articles What should I do if my child feels pain after using Earflo? Are there any people who should not use Earflo? Can I use Earflo with multiple children? Can Earflo be used while my child has a cold, allergies, or congestion?