Auro Laboratories Limited manufactures Chlorpheniramine Maleate. Auro Laboratories Limited is an ISO 9001:2000 certified company. The Chlorpheniramine Maleate is an antihistamine that blocks the effects of the naturally occurring chemical histamine in the body. It is used to treat sneezing; runny nose; itching, watery eyes; hives; rashes; itching; and other symptoms of allergies and the common cold.