Opana (Oxymorphone) ER 40mg Online
Opana (Oxymorphone) ER 40mg Online,Oxymorphone, sold under the brand names Numorphan among others, Well known as a great and powerful semi-synthetic opioid analgesic (painkiller).
Oxymorphone has selective affinity for the mu-opioid receptor, whereas oxycodone has weaker mu-receptor affinity and also greater kappa-receptor affinity. More so Oxymorphone has lower protein binding (10% to 12%) compared with morphine (30% to 35%) or oxycodone (45%). And finally Its highly lipophilic properties facilitate its transit across the blood–brain barrier.
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