Some observers believe Indivior is paying a very reasonable price to get hold of OPNT003, an intranasal formulation of the opioid antagonist nalmefene, which is expected to be filed with the US FDA by the end of the year.

JAMA study finds that removing Rx requirement for naloxone in Ohio resulted in a 2,328% increase in orders of the drug dispensed since 2015. Michael Hufford, CEO of a company working on an OTC switch for a naloxone nasal spray, says the results show urgent need for a low-cost OTC product.

The acting commissioner's statement is intended to clarify "persistent misunderstanding" about the label for the opioid overdose rescue medication's injectable formulation.

Bankrupt Purdue proposes continued funding for developing OTC naloxone product through firm to sell ‘millions of doses’ of the emergency opioid overdose product at low or no cost. Harm Reduction Therapeutics, which previously received funding from Purdue, has pushed back target date for NDA until early 2021 for its OTC naloxone nasal spray.