Negative Effects of Fluoride Gel Used by Dentists

Dentists use fluoride gel treatments to strengthen your teeth against decay caused by oral acids and bacteria, which lead to cavities. While this gel should not be swallowed under any circumstances, it rarely causes any type of repeated side effects when used properly, except in extreme cases. In fact, according to Drugs.com, no common side effects have ever been reported with such a gel. If you notice these side effects of fluoride, notify your dentist or doctor immediately.

Stained Teeth

• Fluoride may temporarily stain your teeth because of its chemical nature. If you notice these stains, try brushing them off the next time your clean your teeth. However, if these stains don't go away, it could be a sign of too much fluoride passing over your teeth, especially if you have fluoride in your water. Consult your dentist about stopping fluoride treatment if you notice these stains.

Allergic Reactions

• An allergic reaction to fluoride gel used by dentists is rare, but it has happened. Side effects of these allergic reactions include swelling, itching or a rash on the tongue, throat or face. Additional reactions include experiencing dizziness or having difficulty breathing. Immediately contact a health professional, like a doctor or pharmacist. Upon recovery, report your reactions to the gel by contacting the Food and Drug Administration at 1-800-332-1088.

Overdose Symptoms

• Most of the time, swallowing the gel is responsible for triggering an overdose. Symptoms of an overdose include stomach pain, nausea, diarrhea, burning or swelling in the mouth, increased salivation, shaking, muscle weakness or even seizures. Contact the American Association of Poison Control Centers immediately at 1-800-222-1222 if you see someone with these symptoms or you watch someone swallow the gel.