<Table> <Tr> <Td> </Td> <Td> (hide) This article has multiple issues . Please help improve it or discuss these issues on the talk page . (Learn how and when to remove these template messages) <Table> <Tr> <Td> </Td> <Td> This article needs attention from an expert in medicine . Please add a reason or a talk parameter to this template to explain the issue with the article . WikiProject Medicine may be able to help recruit an expert . (November 2008) </Td> </Tr> </Table> <Table> <Tr> <Td> </Td> <Td> This article does not cite any sources . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2008) (Learn how and when to remove this template message) </Td> </Tr> </Table> (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> (hide) This article has multiple issues . Please help improve it or discuss these issues on the talk page . (Learn how and when to remove these template messages) <Table> <Tr> <Td> </Td> <Td> This article needs attention from an expert in medicine . Please add a reason or a talk parameter to this template to explain the issue with the article . WikiProject Medicine may be able to help recruit an expert . (November 2008) </Td> </Tr> </Table> <Table> <Tr> <Td> </Td> <Td> This article does not cite any sources . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2008) (Learn how and when to remove this template message) </Td> </Tr> </Table> (Learn how and when to remove this template message) </Td> </Tr>

A drug that blocks calcium pumps on the terminal cisternae