 [ Symptoms ] i want to know if the flu like symptoms i am experiencing are from the valacyclovir i was prescribed i was prescribed valacyclovir for treatment of hsv1 i had been taking 500mg twice daily for 4 days on day 4 i went on a 2 mile run i noticed that my lymph nodes in my neck were somewhat swollen and tender after sleeping for 6 hours i woke with flu symptoms tight neck headache congestion nausea fever chills etc i read online that these symptoms are also common side effects of the valacyclovir is it likely that the medication in combination with the run just brought on an actual flu [ Disease ] it is chronic maxillary sinusitis secondary to mucosal polyp and so go for a ct paranasal sinus it will tell about the dimensions of mucosal polyp and its operability till then i suggest you the following medicines consult your specialist doctor discuss with him or her and take the medicines with consent tablet cefpodoxime plus clavulanic acid combination for five days twice daily tablet relent cetirizine one tablet twice daily for five days capsule darolac lactic acid thrice daily for five days tablet sumo nimesulide half tablet as and when necessary maximum three times a day for further doubts consult a general medicine physician online   > <link>