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Do patients with social anxiety disorder who receive psychotherapy have any benefits if additional treatment with an antidepressant is added?

In social anxiety disorder, does concomitant treatment with sertraline and psychotherapy improve social skills acquisition? A double-blind, double dummy randomized controlled trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN57551461
Enrollment
146
Registered
2018-02-02
Start date
1999-05-01
Completion date
Unknown
Last updated
2023-03-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Social anxiety disorder Mental and Behavioural Disorders

Interventions

Participants were assessed prior to treatment (week -2) for diagnostic confirmation, consent form completion, assessment of inclusion and exclusion criteria. Potential participants were selected and r

Sponsors

FAPESP - Fundação de Amparo à Pesquisa do Estado de São Paulo
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Recruitment occurred at the Anxiety Disorders Program of the Institute of Psychiatry, Sao Paulo University Medical School 2. Participants aged from 18 to 65 years were interviewed first by a clinical psychologists using a protocol specific interview and then by a psychiatrist using the Structured Clinical Interview for DSM-IV 3. Social anxiety disorder had to be the primary diagnosis, with or without comorbid depression 4. Symptom duration had to exceed 1 year

Exclusion criteria

Exclusion criteria: 1. Clinically significant suicidal risk 2. Beck Depression Inventory score greater than or equal to 30 3. Hamilton Depression Rating Scale score greater than or equal to 21 4. Any other primary psychiatric DSM-IV diagnosis 5. Any medical-systemic disease possibly affecting mental condition including epilepsy 6. Intake of more than two units of alcohol/day 7. Current use of antidepressant medications or benzodiazepines

Design outcomes

Primary

MeasureTime frame
1. Treatment global clinical response, measured as a score of 1 (very much improved) or 2 (much improved) on the Clinical Global Impression-Improvement scale at week 20 2. Core social symptoms measured using the Scale of Avoidance and Social Discomfort (SASD) at week 20 3. Social skills acquisition, time-by-treatment interaction of the SASD score (week 0 vs week 20) and Multidimensional Scale of Social Expression – Motor Part (M-MSSE) score (week 0 vs week 20)

Secondary

MeasureTime frame
1. Final social skills measured using final score in M-MSSE at week 20 2. Final social anxiety symptoms measured using final score in SASD at week 20 3. Social anxiety symptoms measured using Fear of Negative Evaluation (FNE) final score at week 20 and time-by-treatment interaction 4. Global symptoms measured using Clinical Global Impression - severity (CGI–S) final score at week 20 and time-by-treatment interaction 5. Improvement in global symptoms measured using Clinical Global Impression – Improvement (CGI–I) final score at week 20 6. Anxiety symptoms measured using Hamilton Anxiety Rating Scale (HAM-A) final score at week 20 and time-by-treatment interaction 7. Depressive symptoms measured using Hamilton Depression Rating Scale (HAM-D) final score at week 20 and time-by-treatment interaction 8. Depressive symptoms as measured using Beck Depression Inventory (BDI) final score at week 20 and time-by-treatment interaction 9. Safety assessed using the SAFTEE questionnaire at the basal visit and at every visit thereafter

Countries

Brazil

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026