Stability of Metronidazole Benzoate in SyrSpend SF One-Step Suspension System.

The objective of this study was to determine the stability of metronidazole benzoate suspension in SyrSpend SF One-Step Suspension system. The studied samples were packaged in 60-mL amber plastic prescription bottles, which were stored protected from light under controlled environmental conditions for a period of 360 days. Stability of metronidazole benzoate suspension in SyrSpend SF was assessed based on retention of initial color or appearance, pH of suspension, and recovery of metronidazole benzoate from the packaged product.