# E-DRUG: dipyrone / metamizol

**URL:** https://talk.edrugplus.org/t/e-drug-dipyrone-metamizol/685
**Category:** e-drug
**Created:** [April 25, 1997, 9:55pm UTC](https://talk.edrugplus.org/t/e-drug-dipyrone-metamizol/685 "1997-04-25T21:55:51Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![Arturo\_Marti](https://avatars.discourse-cdn.com/v4/letter/a/ee7513/32.png) [@Arturo\_Marti](https://talk.edrugplus.org/u/Arturo_Marti)
#### Post date: [April 25, 1997, 9:55pm UTC](https://talk.edrugplus.org/t/e-drug-dipyrone-metamizol/685/1 "1997-04-25T21:55:51Z")

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Dear Listers:

Is dipyrone (analgesic) allowed in your country?

Many Thanks  
Arturo Marti-Carvajal  
Venezuela  
Email: amarti@cid.cid.ve

--- Note from the moderator:

A good source to consult for this type of questions is the official  
"UN Consolidated List of substances that have been banned, withdrawn or  
restricted". A major part of this deals with pharmaceuticals. The list  
is available at UN-bookshops worldwide. The pharmaceuticals part  
is being kept up-to-date by WHO/DMP Geneva (email: dmpmail@who.ch)  
Does anybody know where the UN-list is available in Internet?

Dipyrone has been subject to major controversies, especially because its  
risk of life-threatening agranulocytosis and irreversible shock. A major  
study on these risks (the "Boston study", 1986) was inconclusive. Most  
developed countries have either banned dipyrone/metamizol or restricted  
its indications to severe pain in cancer patients. A critical review has  
been published by HAI and BUKO: "Dipyrone, a drug no one needs" (available  
in english, german and spanish). Information available from:  
hai@hai.antenna.nl  
&nbsp;&nbsp;  
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