Detailed Product Description

Omeprazole is a . It contains a tricoordinated sulfur atom in a pyramidal structure and therefore can exist in equal amounts of both the S and R . In the acidic conditions of the stomach, both are converted to achiral products, which reacts with a cysteine group in , thereby inhibiting the ability of the to produce .

Facing the loss of patent protection and competition from manufacturers, developed and heavily marketed (Nexium) as a replacement. Esomeprazole is the S-enantiomer in the pure form.