Narcan is an emergency treatment drug owned by Emergent BioSolutions Inc. Its active ingredient is naloxone hydrochloride. This drug was first authorized for market use on 18 November, 2015. Narcan is primarily used in emergency situations to counter the effects of opioid overdose. It is available in the form of a metered nasal spray.
The Narcan generic is anticipated to be made available after 16 March, 2035. This is due to the number of patents it holds, most notably the patent titled 'Nasal drug products and methods of their use', which expires on this date. Hence, any generic versions of this drug will only be legally possible after this date.
Narcan is used for the emergency treatment of known or suspected opioid overdose, as manifested by respiratory and/or central nervous system depression. Its active ingredient, naloxone hydrochloride, is an opioid antagonist. This means it binds to the opioid receptors in the brain, blocking the effects of opioids and reversing the life-threatening effects of a overdose.
Narcan holds a total of 8 patents, all titled 'Nasal drug products and methods of their use'. These patents are scheduled to expire on 16 March, 2035. Below is the details of the patent: