The objectives of this research were to investigate the following: 1) the reasons and needs for the compulsory licensing policy in Thailand, 2) the guidelines for implementing the policy in Thailand, 3) the factors that affect compliance with the policy in Thailand, and 4) patients’ effective access to drugs as a result of the policy in Thailand. This research involved principals and concepts about public policy, as well as concepts about drug patents and compulsory licensing. The focus was on the reasons and needs for compulsory licensing, ...