What is a salivary gland botulinum toxin type A injection?

Botox injections (Botulinum toxin type A) for salivary glands can reduce the activity of the salivary glands and decrease the amount of saliva produced. Botulinum toxin type A can be injected into the submandibular gland (below the floor of the mouth) and the parotid gland (behind the jaw).

The substance is also known as Botox®, a brand name.

How is botulinum toxin type A injected?

Using ultrasound for guidance, the physician will insert a small needle directly into the gland and inject a small amount of botulinum toxin type A. Sometimes a small bandage will be applied to the injection site.

Will my child be awake for the procedure?

No, either IV sedation or general anesthesia will be used.

Learn more about how we perform sedation and general anesthesia

Will my child be in any pain?

Your child may experience bruising at the injection site. This is normal.

How long does the procedure take?

Approximately 30 minutes.

What are the risks of a salivary gland botulinum toxin type A injection?

This is considered a low-risk procedure. Potential complications include:

• Bleeding
• Infection
• Temporary facial drooping (three to six months)
• Non-target site muscle injection, which can result in swallowing weakness

How long does the effect of botulinum toxin type A last?

You should see maximum effect at two to three weeks. The results will last three to six months.

When can I remove the bandage?

You may remove the bandage 24 hours after the procedure. Once the bandage is removed, your child may shower or take a bath.

Are there any activity restrictions?

There are no activity restrictions after the procedure.