Cortavance Pharmaceutical particulars Excipients Propylene glycol methyl ether Major incompatibilities None known. Shelf life Shelf-life of the veterinary medicinal product as packaged for sale: 2 years. Shelf-life after first opening the immediate packaging: 6 months. Special precautions for storage None Immediate packaging Box containing a polyethylene terephtalate (PET) bottle filled with 76 ml of solution, closed with an aluminium screw cap and a pump spray. Disposal Any unused veterinary medicinal product or waste materials derived from such veterinary medicinal products should be disposed of in accordance with local requirements.