Aminophylline Delayed-Release Tablets
» Aminophylline Delayed-Release Tablets contain an amount of aminophylline equivalent to not less than 93.0 percent and not more than 107.0 percent of the labeled amount of anhydrous theophylline (C7H8N4O2).
noteThe ammoniacal odor present in the vapor space above Aminophylline Delayed-Release Tablets is often quite strong, especially when bottles having suitably tight closures are newly opened. This is due to ethylenediamine vapor pressure build-up, a natural condition in the case of aminophylline.
Packaging and storage Preserve in tight containers.
Labeling Label the Tablets to state the content of anhydrous theophylline.
Disintegration 701: 30 minutes, determined as directed under Delayed-Release (enteric coated) Tablets.
Auxiliary Information Please check for your question in the FAQs before contacting USP.
USP32NF27 Page 1526