Sangkitporn 2004.

Methods	Randomised, double‐blind, placebo‐controlled trial. Generation of allocation sequence: unclear. Double blind: not specified. Withdrawal/dropouts: not reported. Intention to treat analyses: unclear.
Participants	Study country: Thailand. Setting: five hospitals. 60 adults with HIV‐1 infected (40 in herb group and 20 in placebo group).
Interventions	Experiment: Chinese herbal compound SH (composed of five herbs), 2.5 g orally; plus ZDV 200 mg, ddC 0.75 mg; three times per day, for 24 weeks. Control: Placebo, 2.5 g, plus ZDV 200 mg, ddC 0.75 mg, orally, three times per day, for 24 weeks.
Outcomes	CD4 cell counts, HIV RNA, and adverse events.
Notes	Raw data were not available from the abstract.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear