<qa>  How many bacterial samples will be collected?Amoxicillin Intra orally, three times daily 250 mg for 5 days Analgesics - Arcoxia 120mg for three days and Paracetamol 500 mg QID PRN for 3 days or Paracetamol 1 g Plus 16 mg Codeine Phosphate. The prescription of antibiotics will be based on clinical judgment based on case complexity, trauma and length of procedure. No 14 randomization will be performed. Four observational time points will be undertaken for collecting 3 bacterial samples tongue coating, mouth rinse and stool sample at: baseline, 1 week, 1 month and 6 months. 