• Less than 12 years old.
• Signs of an ear infection such as fever, severe pain of the ear, or excessive redness and inflammation of the ear region.
• Allergic to over the counter medications or ingredients.
• Tympanostomy tubes in the ears.
• A ruptured tympanic membrane.
• Bleeding from the ears.
• A recent injury to the ear.
• Ear surgery within the past 6 weeks.