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.
Photographs of the isopropyl myristate and oleic acid microemulsions system. The isopropyl myristate system is shown in the upper row and the oleic acid system is shown in the lower row; microemulsion without drug and hydrogel (A,E); sildenafil citrate dissolved in the microemulsion (B,F); microemulsion-loaded poloxamer 188 (C,G); and sildenafil citrate dissolved in the microemulsion and loaded with poloxamer 188 (D,H).
