Research Article

Systematic Approach for the Formulation and Optimization of Solid Lipid Nanoparticles of Efavirenz by High Pressure Homogenization Using Design of Experiments for Brain Targeting and Enhanced Bioavailability

Figure 2

IR spectra of drug and physical mixture of drug and excipients. (a) IR spectrum of drug (Efavirenz). (b) IR spectrum of drug (efavirenz) + lipid (tripalmitin) + surfactant (poloxamer 188).
(a)
(b)