Why Your Newborn Might Have a Lip Blister

Newborn babies often get lip blisters. It is usually nothing to worry about but may indicate a problem or infection. Usually, babies get lip blisters blisters due to friction while feeding. Here is a detailed article to help you know Why Your Newborn Might Have a Lip Blister and how to treat it.

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Causes of Blisters on Your Baby's Lip

A blister is a bump on the skin that's filled with fluid. The tender skin can hurt if pressed or broken open, making your baby grouchy.

Babies can get breastfeeding blisters on the inside of their lips

A callus is formes on the skin due to sucking action. Sometimes babies born with these blisters may have sucked their fingers in the womb.

Babies can get breastfeeding blisters on the inside of their lips

Cold sores cause blisters on the lips

Cold sores, sometimes called fever blisters, can appear on your baby's lips and are caused by the Herpes simplex 1 virus. If you have an active sore, keep it covered, and don't kiss your baby. You might pass the virus to them. A herpes infection can be hazardous for newborns.

Blisters can sometimes be an allergic reaction

Blisters can sometimes be an allergic reaction

 Your baby could be allergic to ingredients in lotions, creams, or lip balm used on or near the lips. If your baby gets blisters after you introduce a food, they might have a food allergy.

Impetigo is an infection caused by Streptococcus bacteria that causes blisters on the lip and around the mouth

They can burst and leak fluid; a crust forms over the top. They can also look like larger, clear blisters full of fluid that don't burst.

Oral thrush causes white blisters on your baby's lips

The white patches are also inside the mouth on the tongue, cheeks, and upper side of the mouth. They look like cottage cheese or milk and can make it hurt to suck or swallow. An overgrowth of yeast causes this.

Oral thrush causes white blisters on your baby's lips

Signs of Blisters on a Newborn Lip

Blisters on the lips can be concerning for new parents. To recognize them quickly, we share a few signs and symptoms of lip blisters, which can help you identify their type and help with their treatment.

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  • Small fluid filled bumps appear as small, precise, yellowish blisters on the lip surface.
  • The area around the lips feels red and swollen, showing a significant sign of blister.
  • Sometimes, prominent crusting may form over the blister when it starts healing.
  • Your baby may show discomfort or pain and some irritation on their lips.
  • Tingling and itching on the lips cause scratches, which lead to lip blisters. 
  • Fever and sore throat are common signs that result from a viral infection and may indicate bumps on the body.

Finding such signs reveals that your baby has blisters on the lips and needs treatment as soon as possible. 

How to Treat a Newborn or Baby Lip Blister

Treatment for a baby's lip blister will mostly depend on the cause. But for a sucking blister from breastfeeding, it should go away with time. Parents of newborns should know that a sucking blister from breastfeeding will get better on its own as the skin learns to strengthen from this latest action of breastfeeding. However, suppose the blister is dry or cracking. In that case, you can use a small amount of over-the-counter ointment like Vaseline or Aquaphor.

On the other hand, if you think your child has a cold sore, it's essential to call your pediatrician. Cold sores can be severe in newborns and require medical attention. 

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