Pill Imprint IP 99
This blue elliptical / oval pill with imprint IP 99 on it has been identified as: Dextromethorphan/guaifenesin 30 MG-600 MG.
This medicine is known as dextromethorphan/guaifenesin. It is available as a prescription and/or OTC medicine and is commonly used for Cough, Expectoration.