Pill Imprint 411
This red round pill with imprint 411 on it has been identified as: Chlorpheniramine/dextromethorphan chlorpheniramine maleate 4 mg / dextromethorphan hydrobromide 30 mg.
This medicine is known as chlorpheniramine/dextromethorphan. It is available as a Over the counter medicine and is commonly used for Cough and Nasal Congestion.