Table 2.

Therapeutic intervention of TCA points [13].

S.no	TCA Point Selected	Indication	Anatomical location	Needling angle
	GV.20	Powerful sedative point Nasal obstruction.	At the vertex of the head in a depression in the midline of the cranium on the line which joins the tip of one ear to the other. The point is 7 cun above the posterior hairline, and 5 cun above the anterior hairline	Slanting posteriorly 0.3–0.5 cun
	LI.20	For all nasal disorders	In the nasolabial grove, at the level of the midpoint of ala nasi	Perpendicular or oblique insertion 0.3–0.5 cun.
	Ex. 1	Rhinorrhea, Insomnia	At the forehead, in the midpoint between the two medial end of the eyebrows	Subcutaneous 0.3–0.5 cun horizontally downwards.
	LI.11	All chronic infectious disorders Antibiotic point or best Immunity improving point.	When the elbow is flexed, the point is found in the depression at the lateral end of the transverse cubital crease	Perpendicular or oblique downward insertion 0.8–1.5 cun.
	H.7	Anxiety, Insomnia, Psychosomatic disorders	On the radial side of the tendon of the flexor carpi ulnaris, on the transverse crease of the wrist. Posteriolateral to pisiform bone.	Perpendicular insertion 0.3–0.5 cun
	GB.8	Depressive Psychosis, vertigo, Ear diseases	Directly above the apex of the ear, 1.5 cun above the hairline.	Subcutaneous 0.5–0.8 cun
	GB.21	Endocrine point	Midway between the tip of acromion and C7 spinous process, at the highest point of the shoulder	Perpendicular 0.5–0.8 cun
	GV.25	Nasal obstruction, Rhinorrhea	On the region of the face, on the tip of the nose.	Straight 0.2–0.3 cun