https://www.selleckchem.com/pr....oducts/pf-07321332.h
INTRODUCTION The objective of this systematic review is to reflect on assumptions in relation to codeine use in combination with other analgesics. METHODS MEDLINE was searched according to the predetermined keywords and criteria. Only English language studies were taken into consideration and the outcome data of the final studies were extracted by two reviewers independently from each other and were checked by the third reviewer. Additionally, the available codeine-related Individual Case Safety Reports (ICSRs) retrieved from EudraV