Jaisamrarn 2006.

Methods	Randomised controlled trial
Participants	Thailand 169 women with ovulatory menorrhagia No data available from this trial including numbers randomised to each group
Interventions	Group 1: tranexamic acid 3 g daily on days 1–5 of menstrual cycle Group 2: norethisterone 10 mg daily on days 19–26 Group 3: MFA 1.5 mg daily days 1–5 of menstrual cycle
Outcomes	PBAC Quality of life
Notes	Conference abstract Source of funding not stated
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Not stated
Allocation concealment (selection bias)	Unclear risk	Not stated
Blinding (performance bias and detection bias) All outcomes	Unclear risk	Not stated
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Not stated
Other bias	Unclear risk	No source of funding. No baseline characteristics.