Chouinard 1978.

Methods	Allocation: randomised. Blindness: double. Duration: 9 months.
Participants	Diagnosis: schizophrenia. History: informed consent given. N=32. Age: 20‐60 years. Sex: 16M, 16F. Setting: community.
Interventions	1. Pipothiazine palmitate: dose range 25‐100 mg/IM/month. N=16. 2. Fluphenazine enanthate: dose range 6.25‐100 mg/IM/biweekly. N=16. Dose adjusted to therapeutic response.
Outcomes	Global impression: CGI. Mental state: BPRS. Leaving the study early. Additional medication. Adverse effects: HRSD, EPS, TESE. Unable to use ‐ Adverse effects (no SD). Physiological measures (non‐clinical outcomes, data not usable).
Notes	Statistics: last observation carried forward.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear