For a cold, runny nose, and cough, you can use these common, over-the-counter generic medicines to manage your symptoms. Runny nose/Sneezing: Cetirizine or Loratadine (antihistamines). Congestion: Phenylephrine or Pseudoephedrine (decongestants). Dry Cough: Dextromethorphan (cough suppressant). Wet/Productive Cough: Guaifenesin (expectorant to help clear mucus). Fever and Body Aches: Paracetamol or Ibuprofen. Make sure to stay well-hydrated and rest. Always check the package instructions for the correct dosage. If your symptoms worsen or do not improve after a week, please consult a doctor for a personalized evaluation.