Comparative Pharmacokinetics and Bioavailability of Three Ephedrines in Rat after Oral Administration of Unprocessed and Honey-Fried Ephedra Extract by Response Surface Experimental Design

<div>The LC-MS/MS product ion mass spectra: the [M+H]+ m/z 166.20 for EH (a), the [M+H]+ m/z 166.20 for PEH (b), the [M+H]+ m/z 180.20 for MEH (c), and the [M+H]+ m/z 249.35 for IS (d).</div>

Evidence-Based Complementary and Alternative Medicine

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Figure 2

Figure 2: Comparative Pharmacokinetics and Bioavailability of Three Ephedrines in Rat after Oral Administration of Unprocessed and Honey-Fried Ephedra Extract by Response Surface Experimental Design 

Figure 2 | Comparative Pharmacokinetics and Bioavailability of Three Ephedrines in Rat after Oral Administration of Unprocessed and Honey-Fried Ephedra Extract by Response Surface Experimental Design 