Pharmacokinetic interaction between cefaclor and bromhexine in healthy Chinese volunteers

Qian Gong, Zhe Yi Hu, Zhi Zhuang Huang, Li Qing Wang, Wen Fang Liu, Xin Guo, Wei Cao, Ting Wang, Ze Neng Cheng*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

Objective To determine the pharmacokinetic interaction between cefalor and bromhexine in healthy Chinese volunteers. Methods Twelve subjects received a cefaclor (CEF) treatment, a bromhexine (BHX) treatment, and a co-treatment of CEF and BHX with a 3 × 3 Latin square design. The wash-out time between periods was 14 days. The plasma and urine drug concentrations of CEF and BHX were detected by HPLC-UV and LC/MS, respectively. Results AU the 12 volunteers completed the study. There were no significant differences in AUC0-t, and Cmax of CEF in logarithm between the single administration group of CEF and the co - administration group of CEF with BHX. Two one sided t-test showed that CEF was bioequivalent in the 2 groups. There were no significant differences in tmax, MRT, t1/2, and Clr between the 2 groups. Vd/F was significantly lower in the single CEF group than in the co - administration group of CEF and BHX. There were no significant differences of AUC0-t and Cmax of BHX in logarithm between the single administration group of BHX and the co - administration group of BHX with CEF. Two one sided t-test showed that BHX was bioequivalent in the 2 groups. There were no significant differences in tmax, MRT, t 1/2, Vd/F, and Clr between the 2 groups. Conclusion There is no significant pharmacokinetic parameter change in the drug absorption, metabolism, and excretion, but Vd/F of CEF significant increases in the co-administration of CEF with BHX. The co-administration of CEF and BHX has no adverse drug interaction. The increase of Vd/F may be a favorable drug interaction, which may be the mechanism of the synergistic effect of the 2 drugs.

Original languageEnglish
Pages (from-to)855-861
Number of pages7
JournalJournal of Central South University (Medical Sciences)
Volume32
Issue number5
Publication statusPublished - Oct 2007
Externally publishedYes

Keywords

  • Bromhexine
  • Cefaclor
  • Drug - Drug interaction
  • HPLC
  • LC - MS

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