Research Article

Clinical Efficacy and Safety of Benjakul Remedy Extract for Treating Primary Osteoarthritis of Knee Compared with Diclofenac: Double Blind, Randomized Controlled Trial

Figure 2

Chemical Stability test of BJK extract capsule: Piperine content of Benjakul extract. All data are calculated as standard linear equation: , , where is peak area and is the concentration of the analyzed sample.