Chaisilwattana 1980

Methods	Randomised, double blind. Sealed pre‐numbered treatment packs were provided by the drug company. The method of randomisation is not stated. Code was broken after all trial procedures were finished implying blinded outcome assessment.
Participants	Women at reproductive age with trichomoniasis attending a venereal disease clinic in Bangkok, Thailand.
Interventions	Tinidazole 2 g versus ornidazole 1.5 g, both given as a single oral dose. The male partners also received similarly coded corresponding medication.
Outcomes	Parasitological and clinical cure. Side effects.
Notes	Diagnosis by wetmount. Loss to follow up rate was 11% (13/120). More than half of patients had chronic or recurrent vaginitis.