Antiemetik Etki Mekanizmaları

Aşağıdaki reseptörlerden hangisinin bloke edilmesi ile antiemetik etki elde edilemez?

A) Kannabinoid CB1 *********

B) Dopamin D2

C) Substans P NK1

D) Serotonin 5-HT3

E) Asetilkolin M1

Antiemetik Etki Mekanizmaları

Serotonin 5-HT3 reseptörlerinin bloke edilmesi

Muskarinik M1 reseptörlerinin bloke edilmesi

Histamin H1 reseptörlerinin bloke edilmesi

Substans P NK1 reseptörlerinin bloke edilmesi

Dopamin D2 reseptörlerinin bloke edilmesi

Kannabinoid CB1 reseptörlerinin aktive edilmesi

—————–

1-5-HT3 receptor antagonists block

Dolasetron (Anzemet)

Granisetron (Kytril, Sancuso) Ondansetron (Zofran)

Tropisetron (Setrovel, Navoban)

Palonosetron (Aloxi)

2-Dopamine antagonists

Amisulpride (Barhemsys), administered by intravenous injection.

Domperidone (Motilium)

Droperidol

Olanzapine (Zyprexa)

Haloperidol (limited in usefulness by extra-pyramidal and sedative side-effects)

Alizapride

Prochlorperazine (Compazine, Stemzine, Buccastem, Stemetil, Phenotil)

Chlorpromazine (Use limited by sedating properties)

Metoclopramide

3-NK1 receptor antagonist

Aprepitant (Emend)

Casopitant

Rolapitant (Varubi)

4-Antihistamines (H1 histamine receptor antagonists)

Cinnarizine

Cyclizine

Diphenhydramine (Benadryl)

Dimenhydrinate (Gravol, Dramamine)

Doxylamine (Bonjesta, Unisom)

Mirtazapine (Remeron)

Meclizine (Bonine, Antivert)

Promethazine

Hydroxyzine (Vistaril)

5-Cannabinoids

Cannabis

Nabilone

Dronabinol (Marinol/Syndros)

Synthetic cannabinoids  Nabilone (Cesamet) ve JWH series.

Sativex

6-Benzodiazepines (GABA receptor positive allosteric modulators)

Midazolam (Versed)

Lorazepam (Ativan)

7-Anticholinergics

Hyoscine (scopolamine)

Atropine

8-Steroids

Dexamethasone (Decadron)

9-Other

Trimethobenzamide

Ginger

Emetrol

Propofol i

Peppermint

Muscimol

Ajwain