Methods |
RCT |
Participants |
113 adults, 57% men, age range from under 30 to over 70 years (no details given), primary care, Germany, cough due to URTI |
Interventions |
Other combination: EM‐Vier (Minetten): Extr thymi aquos.sicc 5 mg, succus liquiritiae depurat. inspiss. 20 mg, menthol 3.5 mg, ephedrine hydrochloric 2 mg, ol. eucalypti 2 mg, ol. menthae piperitae 0.7 mg 6 times daily for 14 to 18 days |
Outcomes |
Outcome measurement unclear |
Notes |
No adverse effects in either group |
Risk of bias |
Bias |
Authors' judgement |
Support for judgement |
Random sequence generation (selection bias) |
Unclear risk |
Not reported |
Allocation concealment (selection bias) |
Unclear risk |
Not reported |
Blinding (performance bias and detection bias)
All outcomes |
Low risk |
Patients blinded; blinding of providers and outcome assessors not reported |
Incomplete outcome data (attrition bias)
All outcomes |
Unclear risk |
95% follow‐up. No difference between groups |
Selective reporting (reporting bias) |
Unclear risk |
Not reported |
Other bias |
Unclear risk |
No power calculation reported |