Excedrin® Extra Strength Acetaminophen Aspirin Caffeine Pain Relief, 1 Bottle Shower Bath Aid Products Hydrogen peroxide releases oxygen when Select Ear:Right Ear Hydrogen peroxide releases oxygen when it is applied to the affected area: The release of oxygen causes foaming Roscoe OTC Fingertip Pulse Oximeter Includes Lanyard * The Roscoe OTC Fingertip Pulse Oximeter allows you to monitor and maintain pulse and oxygen saturation levels on the go * Accurate and fast oxygen level and heart rate measuring technology is ideal for sports enthusiasts during strenuous activities or mountain climbing * Recommended for spot check monitoring only* No prescription required * Approved for over the counter retail sale Large easy to read display * Soft silicone padding for a comfortable fit * One button operation * Up to 30 hours of use with batteries * Auto off function * Low battery indicator * Manual lanyard and two AAA alkaline batteries included * Attractive retail packaging * One year limited warranty Dimensions: 2 250 milligrams of aspirin Caffeine increases the potency of aspirin and acetaminophen