Piminodine

An opioid analgesic drug

Piminodine
INN
Drug class
Routes of administration
Pregnancy category
Bioavailability
Metabolism
Elimination half-life
Excretion
Legal status
CAS Number
PubChem
DrugBank
ChemSpider
KEGG

Piminodine is a synthetic opioid analgesic that was developed in the mid-20th century. It is chemically related to methadone and is part of the piperidine class of opioids. Piminodine was primarily used for its analgesic properties, but its use has been limited due to the potential for abuse and addiction.

Chemical structure and properties

Piminodine is a member of the piperidine class of compounds, which are characterized by a six-membered ring containing five carbon atoms and one nitrogen atom. The chemical structure of piminodine is similar to that of other opioids, with modifications that affect its pharmacological properties.

Structural formula of Piminodine

The molecular formula of piminodine is C₂₀H₂₉NO, and it has a molecular weight of 299.45 g/mol. The presence of the piperidine ring is a key feature that contributes to its activity as an opioid receptor agonist.

Pharmacology

Piminodine acts primarily as an agonist at the mu-opioid receptor, which is responsible for its analgesic effects. Activation of these receptors leads to a decrease in the perception of pain, as well as a sense of euphoria, which can contribute to its potential for abuse.

The drug's pharmacokinetics, including its absorption, distribution, metabolism, and excretion, are similar to those of other opioids. Piminodine is metabolized in the liver and excreted primarily through the kidneys.

Medical use

Piminodine was used in the past for the management of moderate to severe pain. However, due to its potential for addiction and the development of safer alternatives, its use in clinical practice has declined.

Side effects

As with other opioids, piminodine can cause a range of side effects. Common side effects include:

• Nausea
• Vomiting
• Constipation
• Drowsiness
• Dizziness

Serious side effects may include respiratory depression, which can be life-threatening, especially in cases of overdose.

Legal status

Piminodine is classified as a controlled substance in many countries due to its potential for abuse and addiction. Its use is strictly regulated, and it is not commonly prescribed in modern medical practice.

Related pages

• Opioid
• Analgesic
• Methadone
• Piperidine