Most particularly the DOH approved herbal plants which are the following:
Lagundi (Vitex negundo)
Sambong (Blumea balsamifera)
Tsaang Gubat (Carmona retusa)
Niyug-Niyogan (Quisqualis indica L.)
Akapulko (Cassia, alata L.)
Ulasimang-Bato (Peperonia pellucida)