Question 1

What is the mechanism of action of Papaver bracteatum?

Accepted Answer

Papaver bracteatum contains thebaine, an isoquinoline alkaloid that acts as a central nervous system stimulant rather than an analgesic. Unlike morphine, thebaine does not bind effectively to opioid receptors to relieve pain; instead, it causes convulsions at high doses. Its medicinal value lies in serving as a chemical precursor for synthesizing semi-synthetic opioids like oxycodone and naloxone. Evidence Level: C.

Question 2

Is Papaver bracteatum safe to use during pregnancy?

Accepted Answer

No, Papaver bracteatum is unsafe during pregnancy. The plant contains thebaine and oripavine, toxic alkaloids that can stimulate uterine contractions and pose significant risks to fetal development. Due to its potential for causing toxicity and the absence of safety data, pregnant and breastfeeding women should strictly avoid this herb. Evidence Level: C.

Question 3

What is the recommended dosage for Papaver bracteatum?

Accepted Answer

There is no established safe therapeutic dosage for Papaver bracteatum because it is not intended for self-administration. The plant is strictly a pharmaceutical precursor used for industrial thebaine extraction. Raw plant material is toxic and potentially lethal; it is classified as a controlled substance in many jurisdictions and should only be handled by licensed manufacturers. Evidence Level: C.

Question 4

Does Papaver bracteatum interact with other medications?

Accepted Answer

Yes, significant interactions exist due to the thebaine content. Combining Papaver bracteatum with central nervous system depressants, alcohol, or other opioids can increase the risk of respiratory depression and seizures. Because thebaine is a convulsant, it may lower the seizure threshold when taken with drugs like tricyclic antidepressants. This substance should never be combined with MAOIs. Evidence Level: C.

Question 5

Can Papaver bracteatum be used as a natural painkiller?

Accepted Answer

No, Papaver bracteatum is not a natural painkiller. While it is a poppy species, it lacks morphine and codeine. Its primary constituent, thebaine, produces convulsant effects rather than analgesia. Pain relief is only possible after the thebaine is chemically converted into semi-synthetic opioids like oxycodone in a pharmaceutical laboratory setting. Evidence Level: C.

Papaver bracteatum

Sources et citations

Calculer une dose sûre de Papaver bracteatum

Questions fréquentes

Résumé

Contexte

Composés actifs

Mécanisme d'action

Sécurité et effets indésirables

Synthèse des preuves

Sources PubMed

Sources gouvernementales