Steinert 1986.

Methods	Allocation: randomised. Blindness: double. Duration: 12 months.
Participants	Diagnosis: schizophrenia. History: informed consent. N=39. Age: mean 42.5 years. Sex: 24M, 15F. Setting: not reported.
Interventions	1. Pipothiazine palmitate: dose mean 100 mg/IM/month. N=23. 2. Flupenthixol decanoate: dose mean 40 mg/IM/biweekly. N=16.
Outcomes	Mental state: BPRS. Leaving the study early. Unable to use ‐ Mental state: CPRS, ZDS (no data). Adverse effects: EPS, General SE's Scale (no data).
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear