Null hypothesis; The efficacy of Enhancin]Co-Amoxiclav given as a single intravenous dose at induction is not better than a five days oral course of the same given postoperatively in reducing postoperative morbidity after adenotonsillectomy.

Adenotonsillectomy results in morbidity that is reduced by the use of antibiotics.This study had the sole objective of comparing two route of administration to see which has superior results.

Inclusion Criteria:

• Patients below 12year scheduled to undergo adenotonsillectomy whose parents or guardians give consent for recruitment into the study.

Exclusion Criteria:

• Non consenting parents or guardians. Antibiotic use in the week preceding surgery. Patients with co mordities. Known allergies to Co-amoxiclav. Patients who develop complication that warrant change of antibiotic.