1. 
   alphaprodine
   <chemical> An opioid analgesic chemically related to and with an action resembling that of meperidine, but more rapid in onset and of shorter duration. It has been used in obstetrics, as pre-operative medication, for minor surgical procedures, and for dental procedures. ... Pharmacological act...
   Found op http://www.mondofacto.com/facts/dictionary?alphaprodine
   
   
2. 
   alphaprodine
   (from the article `drug use`) ...a constant search for synthetic substitutes: meperidine (Demerol), first synthesized in Germany in 1939, is a significant addition to the group of ...
   Found op http://www.britannica.com/eb/a-z/a/52
   
   
3. 
   Alphaprodine
   A medication that is used during labor and delivery to reduce the amount of pain that a laboring woman feels. Because the medication crosses the placenta, the baby may experience respiratory distress.
   Found op http://www.pregnology.com/AZ/A/5
   
   

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