Giving paracetamol after a vaccination is not mandatory and is generally only suggested by pediatricians to help manage discomfort or fever if they occur. Some parents choose to wait and see if their baby shows signs of pain or fever before administering any medication, while others follow their doctor's proactive advice. If you choose to use paracetamol, ensure you follow the exact dosage and frequency guidelines provided by your healthcare professional. Remember that vaccination side effects are temporary, and comfort measures like extra cuddles or a cool room can be just as helpful as medication.