Figure 4.
Drug concentration–time curve of the spleen (Group A: intragastric ligustrazine; Group B: transdermal ligustrazine ethosome patch; Group C: conventional transdermal ligustrazine patch).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.