Heparin, a sulphated glucosaminoglycan, is widely distributed in mammalian liver, lungs, heart, kidney, the thymus, spleen, intestinal mucosa, muscle and blood. So it can be extracted from porcine intestine or bovine lung or porcine lung. Heparin sodium produced by our....more>>

Low molecular weight heparin calcium (LMWH-Ca) is a new kind of antithrombotic drug. It is obtained by depolymerization of heparin. The average molecular weight of LMWH-Ca is about 4500 Da. LMWH-Ca has obvious anti-factor Xa activity and affects the clotting time to a less degree....more>>

As a new antithrombotic drug, dalteparin sodium is the sodium salt of low molecular weight heparin obtained by nitrous acid depolymerization of heparin from pork intestinal mucosa. The average molecular weight of dalteparin sodium is about 5000 Da. The acute...more>>

Enoxaparin sodium is the sodium salt of low molecular weight heparin obtained by alkaline depolymerization of the benzyl ester derivative of heparin from pork intestinal mucosa. As a new antithrombotic class, it is indicated for unstable coronary artery disease ...more>>

Nadroparin sodium is a new kind of antithrombotic drug. It is obtained by depolymerization of heparin. The average molecular weight of nadroparin sodium is about 4500 Da. Nadroparin sodium has obvious anti-factor Xa activity and affects the clotting time to a less degree than...more>>

Galanthamine hydrobromide is a plant alkaloid obtained from Lycoris Radiata, also named as nivaline. It can inhibit the activity of acetylcholinesterase, but activate less in butylcholinesterase. Galanthamine hydrobromide is one kind...more>>

Levobupivacaine is the S-enantiomer of bupivacaine hydrochloride and is chemically described as (S)-1-butyl-2-piperidylformo-2', 6'-xylidide hydrochloride. Levobupivacaine is a member of the amino amide class of local anaesthetics. It is indicated for surgical...more>>