Each vial contains:

Composition Ph. Ref. Strength
Piperacillin Sodium USP
Eq. to Piperacillin 4000mg
Tazobactam Sodium
Eq. to Tazobactam 500mg

Each vial contains:

Composition Ph. Ref. Strength
Piperacillin Sodium USP
Eq. to Piperacillin 2000mg
Tazobactam Sodium
Eq. to Tazobactam 250mg