Can you demystify the medical term 'Unasyn' for me?
Unasyn is the trade name for two related antibiotic drugs:

Ampicillin/sulbactam, a fixed-dose combination medication of the penicillin antibiotic combination ampicillin/sulbactam
Sultamicillin, an oral form of the penicillin antibiotic combination ampicillin/sulbactam