Search	Search terms
1	“Schizophrenia Spectrum and Other Psychotic Disorders” [Mesh]
2	“Depressive Disorder, Major” [Mesh]
3	“Psychotropic Drugs” [Mesh:NoExp]
4	“Antipsychotic Agents” [Mesh]
5	severe mental illness.ti,ab. OR severely mentally ill.ti,ab. OR serious mental illness.ti,ab. OR severe mental disorder*.ti,ab. OR serious mental disorder*.ti,ab. OR anti‐psychotic*.ti,ab. OR antipsychotic*.ti,ab. OR psychotropic*.ti,ab. OR psycho‐tropic*.ti,ab. OR psychoactive.ti,ab. OR psycho‐active.ti,ab. OR schizophren*.ti,ab. OR psychotic*.ti,ab. OR psychosis.ti,ab. OR delusion*.ti,ab. OR hallucination*.ti,ab. OR disordered speech.ti,ab. OR paranoia.ti,ab. OR major depress*.ti,ab.
6	1 or 2 or 3 or 4 or 5
7	“Obesity” [Mesh]
8	“Body Mass Index” [Mesh]
9	“Body Weight” [Mesh]
10	obes*.ti,ab. OR overweight.ti,ab. OR body weight.ti,ab. OR weight loss.ti,ab. OR weight management.ti,ab. OR weight gain.ti,ab. OR weight change.ti,ab. OR weight reduction.ti,ab. OR weight control.ti,ab. OR body mass.ti,ab. OR bmi.ti,ab.
11	7 or 8 or 9 or 10
12	“Diet, Reducing” [Mesh]
13	“Exercise” [Mesh]
14	diet*.ti,ab. OR nutrition*.ti,ab. OR weight.ti,ab. OR lifestyle.ti,ab. OR exercise.ti,ab. OR physical exercise.ti,ab. OR physical activity.ti,ab.
15	12 or 13 or 14
16	“Healthy Lifestyle” [Mesh]
17	“Weight Reduction Programs” [Mesh]
18	“Health Education” [Mesh:NoExp]
19	“Health Promotion” [Mesh]
20	intervention*.ti,ab OR program*.ti,ab OR education.ti,ab OR promotion.ti,ab OR training.ti,ab OR workshop*.ti,ab
21	16 or 17 or 18 or 19 or 20
22	6 and 11 and 15 and 21
23	randomized controlled trial.pt
24	controlled clinical trial.pt
25	randomized.ti,ab.
26	placebo.ti,ab.
27	randomly.ti,ab.
28	trial.ti,ab.
29	groups.ti,ab
31	drug therapy.fs
31	23 or 24 or 25 or 26 or 27 or 28 or 29 or 30
32	22 and 31

Note: Article search date: 11.06.2020; articles retrieved: n = 869.