Abreva is a brand of over-the-counter medications that include the cold and flu medicines Chlorpheniramine maleate and Phenylephrine HCl. Apreva also has a division of topical treatments for the mouth, nose, and throat. Aside from these otc medications, Abreva also developed a prescription medicine called Levocetirizine. Abreva has a long history in the medical industry, beginning in 1886 when a German chemist developed an antiseptic mouthwash for preventing dental caries. In 1967, Abreva was founded when they bought the patent from the original company. Since then, Abreva has been a leader in the health care sector with their medicines that have been used for over 50 years. Abreva is a brand of over-the-counter medications that include Chlorpheniramine maleate and Phenylephrine HCl. Apreva also has a division of topical treatments for the mouth, nose, and throat. Aside from these otc medications, Abreva also developed a prescription medicine called Levocetirizine. Abreva has a long history in the medical industry, beginning in 1886 when a German chemist developed an antiseptic mouthwash for preventing dental caries. In 1967, Abreva was founded when they bought the patent from the original company. Since then, Abreva has been a leader in the health care sector with their medicines that have been used for over 50 years.