According to the EMA, Good Distribution Practice (GDP) comprises minimum standards that a wholesale distributor should meet to ensure that the quality and integrity of medicines are maintained over the supply chain.
Compliance with Good Distribution Practices for pharmaceutical products ensure that:
medicines in the supply chain are authorized in line with European Union (EU) legislation;
medicines are maintained in the right conditions at all times, including during transportation; contamination by or of other products is avoided;
an adequate turnover of stored medicines takes place;
the right products reach the right recipient within a satisfactory time period.
The GDP term is included in World Health Organization WHO’s Technical Report Series Annex 5 - Good distribution practices for pharmaceutical products. Good Distribution Practice (GDP) is defined in this guideline, as follows;
Quality assurance should ensure the quality of a pharmaceutical product is maintained by means of acceptable controls of the multiple activities which happen during the distribution process as well as providing a tool to guarantee the distribution system from counterfeits, unapproved, illegally imported, stolen, substandard, adulterated, and/or misbranded pharmaceutical products. The guideline consists of the subtitles below.