A cough and congestion lasting more than two weeks, even after a course of Novamox CV 625, may be caused by a viral infection, allergies, or another underlying condition. It is important to consult your doctor for proper evaluation, possible tests, and a treatment plan suited to your symptoms.

If your cold and cough persist for 2 weeks despite taking Novamox CV 625 and Oncet CF, it may be due to a viral infection or another underlying issue. Consult your doctor for proper evaluation and possibly a different treatment.