TABLE 2.

Summary of adverse events of the involved studies.

Study	Group	Number	Number of adverse reactions	Adverse reactions
Zou et al. (2018)	Trial	43	NR	Mild flushed face, dry mouth, dizziness
	Control	43	NR	NR
Zhang et al. (2021)	Trial	42	2	Nausea, vomiting
	Control	42	6	Flushed face, dry mouth, nausea, vomiting
Li et al. (2021)	Trial	60	13	Elevated alanine aminotransferase, dizziness, fatigue, gastrointestinal reactions
	Control	60	6	Elevated alanine aminotransferase, fatigue, gastrointestinal reactions
Dong et al. (2021)	Trial	100	12	Flushed face, dry mouth
	Control	101	8	Nausea, vomiting
Zhang (2022)	Trial	21	NR	No adverse reactions occurred
	Control	21	NR	No adverse reactions occurred
Jiang et al. (2022)	Trial	193	NR	Mild flushed face, dry mouth, bitter mouth, loss of appetite
	Control	193	NR	Mild flushed face, dry mouth, bitter mouth, loss of appetite
Zhang et al. (2022)	Trial	16	NR	No adverse reactions occurred
	Control	16	NR	No adverse reactions occurred

Note: NR, not reported.