If you are experiencing congestion, headache, body aches, and difficulty swallowing, it is recommended to take Tylenol or Advil for fever and pain relief. Ensure to maintain nasal hygiene with a saline solution to reduce nasal secretions and avoid coughing. Stay hydrated by drinking plenty of fluids and consider using throat lozenges for relief. If your symptoms persist after 3 days of fever or do not improve within 7 days, it is advisable to consult a doctor. Additionally, consider getting a rapid COVID test if you haven't done so already.