TLC fingerprints of AVS073 and its 15 components visualized at 254 and 366 nm under UV and visible light (after spraying with fast blue salt: FBS), respectively. (A) 15 components of AVS073 were P. nigrum, B. rotunda, C. rotundus, T. crispa, T. chebula, C. orientalis, D. scandens, A. cocculus, D. roxburghii, C. siamense, F. assa-foetida, A. maemelos, C. univitatum, S. lappa, and C. buchanani; lane1-15: component no. 1–15; lane16: mixed phenolic markers (MP1): gallic acid, caffeic acid and p-coumaric acid; lane17: mixed phenolic markers (MP2): kojic acid, vanillic acid and ferulic acid (from bottom to top). (B) Wattana (AVS073) formula; lane1-3; 3 replicates of AVS073; lane 4: MP1; lane 5: MP2. (C) Densitometric fingerprint of AVS073.