Delayed Prolonged Drug Delivery

Alexander Mullen (Inventor), Howard Stevens (Inventor), Sarah Eccleston (Inventor)

Research output: Patent


In one aspect, the present invention is concerned with a treatment where it is desired that an active agent is designed to be released in a prolonged manner at a time point some time after administration of the active agent. The present invention is particularly suited to administering an agent which may be released whilst a subject is sleeping, shortly before waking and continues to administer the drug during the early waking hours. As well as treating certain conditions by a particular regime, the invention also provides novel formulations for a delayed, followed by a prolonged release of drug.
Original languageEnglish
Patent numberUS2013022677 (A1)
Publication statusAccepted/In press - 24 Jan 2013



  • drug delivery
  • drug administration route

Cite this

Mullen, A., Stevens, H., & Eccleston, S. (Accepted/In press). IPC No. A61K31/277. Delayed Prolonged Drug Delivery. (Patent No. US2013022677 (A1) ).