A dichloromethane extract of stems and roots of Pholidota chinensis (Orchidaceae) enhanced GABA-induced chloride currents (I(GABA)) by 132.75 ± 36.69% when tested at 100 μg/mL in a two-microelectrode voltage clamp assay, on Xenopus laevis oocytes expressing recombinant α₁β₂γ₂S GABA(A) receptors. By