DROP PROCEDURE (Transact-SQL)
Removes one or more stored procedures or procedure groups from the current database in SQL Server 2012.
Before removing any stored procedure, check for dependent objects and modify these objects accordingly. Dropping a stored procedure can cause dependent objects and scripts to fail when these objects are not updated. For more information, see View the Dependencies of a Stored Procedure
The following example removes the dbo.uspMyProc stored procedure in the current database.
DROP PROCEDURE dbo.uspMyProc; GO
The following example removes several stored procedures in the current database.
DROP PROCEDURE dbo.uspGetSalesbyMonth, dbo.uspUpdateSalesQuotes, dbo.uspGetSalesByYear;