Para-aminobenzoic acid is a naturally occurring substance that can absorb ultraviolet (UV) light. It is often used in sunscreen products, including lip moisturizers containing sunblocks.

Lip balm and moisturizers containing a sunblock. Chapstick is one name brand.

• Diarrhea
• Eye irritation (if the product touched the eye)
• Intestinal blockage
• Nausea
• Shortness of breath (with extremely high doses)
• Vomiting

DO NOT make a person throw up unless told to do so by Poison Control or a health care professional.

Determine the following information:

• The patient's age, weight, and condition
• The name of the product (ingredients and strengths, if known)
• The time it was swallowed
• The amount swallowed

The National Poison Control Center (1-800-222-1222) can be called from anywhere in the United States. This national hotline number will let you talk to experts in poisoning. They will give you further instructions.

This is a free and confidential service. All local poison control centers in the United States use this national number. You should call if you have any questions about poisoning or poison prevention. It does NOT need to be an emergency. You can call for any reason, 24 hours a day, 7 days a week.

Take the container with you to the hospital, if possible.

See: Poison control center - emergency number

The health care provider will measure and monitor the patient's vital signs, including temperature, pulse, breathing rate, and blood pressure. The patient may receive:

• Activated charcoal
• Fluids through an IV
• Medicines to treat symptoms

Recovery is very likely, since the ingredients are generally considered nontoxic.