Stability-indicating method for determination of some acid-stable penicillins

Area of Science:

• Analytical Chemistry
• Pharmaceutical Analysis

Background:

• Accurate quantification of penicillins is crucial for pharmaceutical quality control.
• Existing methods may lack specificity or require complex procedures for stability assessment.

Purpose of the Study:

• To investigate a proposed titrimetric procedure for determining acid-stable penicillins.
• To evaluate the accuracy and applicability of the method for both pure substances and dosage forms.
• To elucidate the reaction mechanism of the stability-indicating method.

Main Methods:

• Titrimetric analysis of acid-stable penicillins.
• Application of the method to pure penicillin substances.
• Application of the method to penicillin dosage forms.
• Mechanistic study of the reaction involved.

Main Results:

• The proposed titrimetric procedure demonstrated fair accuracy for determining acid-stable penicillins.
• The method is applicable to both pure penicillin substances and their pharmaceutical formulations.
• A detailed study of the reaction mechanism was presented.

Conclusions:

• The investigated titrimetric procedure is a viable and accurate method for quantifying acid-stable penicillins.
• The method's applicability to dosage forms suggests its utility in pharmaceutical quality control.
• Understanding the reaction mechanism enhances the reliability and interpretation of the stability-indicating assay.