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Optimization of the pharmacological component using additive placeboeffects: Is it possible to enhance the psychological component during self-medication by disclosing information about the psychological components

Optimization of the pharmacological component using additive placeboeffects: Is it possible to enhance the psychological component during self-medication by disclosing information about the psychological components

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00009506
Enrollment
108
Registered
2015-10-09
Start date
2015-10-13
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

self-medication: participants using a specific analgesic (ibuprofen, paracetamol, aspirin) for pain relief self-medication: participants using a specific antihistamine (dimetindene, loratadine, cetirizine) for itch relief

Interventions

Group 1: group itch 1 (n=18): participants read the package insert of the antihistamine. There are no clinical interventions. Group 2: group itch 2 (n=18): participants read an information focussing o

Sponsors

Universitätsklinikum Hamburg-Eppendorf Klinik und Poliklinik für Anästhesiologie
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: self-medication with an antihistamine (dimetindene/cetirizine/loratadine) to reduce itch intensity or selfmedication with an analgesic (ibuprofen/aspirin,paracetamol) to reduce pain

Exclusion criteria

Exclusion criteria: - symptom intensity < 3 on a numeric rating scale (range 0 to 10) - acute and/or chronic psychiatric disorders (ICD-10) according to participant's statement - poor knowledge of the German language

Design outcomes

Primary

MeasureTime frame
Primary endpoints are the symptom reduction (numeric rating scale), medication intake and related side-effects collected via an online survey and a possible paper version (including STAI-S (anxiety), SETS (Stanford Expectations of Treatment Scale; measuring patient outcome expectancy in clinical trials ), PHQ-4 (anxiety and depression) at three points of time: baseline, post1 (after intervention) and post2 (couse over seven days).

Countries

Germany

Contacts

Public ContactAriane Sölle

Universität Hamburg, Institut für Psychologie

ariane.soelle@uni-hamburg.de040-42838-5374

Outcome results

None listed

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