img

Naloxone

Sold under the brand name Narcan among others, is a medication used to block the effects of opioids, especially in overdose. More

Sharing is caring, show love and share the thread with your friends.

Description

Sold under the brand name Narcan among others, is a medication used to block the effects of opioids, especially in overdose.

Generic Name

Naloxone

Chemical names

Naloxone; L-Naloxone; 465-65-6; N-Allylnoroxymorphone; (-)-Naloxone

Brand names

Nalox, Narcotan, Nex, Qudict

IUPAC name

(1S,5R,13R,17S)-10,17-dihydroxy-4-(prop-2-en-1-yl)-12-oxa-4-azapentacyclo[9.6.1.0^{1,13}.0^{5,17}.0^{7,18}]octadeca-7(18),8,10-trien-14-one

Pharmacokinetics

NA

Actions

NA

Dosage/Dosage form

The recommended dose is 0.4- to 0.8mg, IV, repeat if needed at 2-3 min intervals. Consider over dosage with other drugs if there is no response after a total of 10 mg has been given.

Therapeutic uses

For the complete or partial reversal of narcotic depression, including respiratory depression, induced by opioids including natural and synthetic narcotics, propoxyphene, methadone and the narcotic-antagonist analgesics: nalbuphine, pentazocine and butorphanol. It is also indicated for the diagnosis of suspected acute opioid overdose. It may also be used as an adjunctive agent to increase blood pressure in the management of septic shock.

Adverse effects/Side effects

Severe cardiopulmonary effects (e.g. hypotension, hypertension, ventricular tachycardia and fibrillation, dyspnoea, pulmonary oedema, cardiac arrest) in postoperative patients, most frequently in those with preexisting CV disease. Recurrence of respiratory depression in long-acting opioids.

Interaction

  • Decreased effect of opioid analgesics.
  • Severe cardiopulmonary effects may occur with cardiotoxic drugs.

Contraindications

Hypersensitivity

Storage

Store at 25°C.

Information

Molecular weight

327.3743

Molecular formula

C19H21NO4

CAS number

465-65-6

Precautions

Patients physically dependent on opioids, or who have received large doses of opioids (acute withdrawal syndrome may be precipitated). Pregnancy and lactation.