En
Design of novel molecules that are non-addictive and non-respiratory depressant.
Sustained-release microsphere injections which can provide analgesia and local anesthesia for more than 24 hours after single injection.
Sufentanil transdermal patch and other products have no first-pass effect and high bioavailability.
Drugs including Hydrocodone Sustained-release Tablets and Oxycodone Sustained-release Tablets, are designed to be difficult to crush, difficult to extract and difficult to be abused.
To make the blood concentration stable and the side effects reduced for hydromorphone sustained-release tablets.
Fententanil oral patches and other products are absorbed through mucous membranes and can take effect quickly.