Fig. 5

Plasma concentration-time profiles of cryptolepine after single oral (5 mg/kg) administration to Sprague Dawley rats. The lower dotted line indicates the LLOQ (2.2 nM) of the LC–MS/MS method for quantifying cryptolepine in rat plasma
Plasma concentration-time profiles of cryptolepine after single oral (5 mg/kg) administration to Sprague Dawley rats. The lower dotted line indicates the LLOQ (2.2 nM) of the LC–MS/MS method for quantifying cryptolepine in rat plasma