Can you combine mucus relief dm and Sudafed?

It's generally not recommended to combine Mucus Relief DM (which contains guaifenesin and dextromethorphan) with Sudafed (which contains pseudoephedrine) without consulting a healthcare professional. Both medications serve different purposes: Mucus Relief DM helps loosen mucus and suppress cough, while Sudafed is a decongestant. Combining them may increase the risk of side effects or interactions. Always consult with a doctor or pharmacist before combining medications.