| | Study ID | Acupuncture rationale | Points used | Insertion depths | Responses elicited | Needle reaction time | Needle type | Number of TS |
| | Nepp et al., 1998 [23] | NA | Local point (GB1, UB2, ST5, and Ex2YinTang), specific points for the eyes and mucosa (LI4, SI3, Li3, Kd6, and TH5) | NA | NA | 30 min | NA | 10 |
| | Grönlund et al., 2004 [24] | TCM | ST2, ST8, ST36, GB1, GB14, BL2, and LI4 | NA | NA | 30 min | NA | 10 |
| | He et al., 2004 [25] | TCM | Thermal burn Yin: ST2, LI20, LI11, LI4, SP6, OR Phlegm and blood stasis mutual: ST2, SP10, SP9, SP6, ST36, and KI6. | NA | NA | 20–25 min | NA | 30 |
| | Wang et al., 2005 [26] | TCM | Thermal burn Yin: LI11, LI4, SP6, KI3, LI20, and ST2
Phlegm and blood stasis mutual: SP10, SP9, ST36, ST40, SP6, and ST2 | NA | NA | 20–25 min | NA | 30 |
| | Tseng et al., 2006 [27] | NA | Ex-HN, SJ23, GB14, ST2, and SP6 | NA | Gaining of qi | 20 min | Number 36 one-inch needles on the face, number 32 two-inch needles for san yin jiao | 16 |
| | Shi and Miao, 2012 [5] | TCM | DU20, BL1, ST1, Taiyang, SJ23, LI4, and ST36 | NA | NA | 25 min | 40 mm × 0.25 mm, | 9 |
| | Kim et al., 2012 [28] | TKM | Bilateral BL2, GB14, TE23, Ex1, ST1, GB20, LI4, LI11, and single GV23 | 0.6–3 cm for point at the face and head and 3-4 cm for point of hand and arm | De qi | 20 min | 0.20 × 30 mm, | 12 |
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