PLS-00103: 出现符号 "DROP"

Question

create or replace procedure t_query(
 v_dno in drug.dno%type,
 v_name out drug.dname%type,
 v_class out drug.dclass%type,
 v_spec out drug.dspec%type,
 v_brand out drug.dbrand%type,
 v_price1 out drug.dprice1%type,
 v_price2 out drug.dprice2%type
)
is
begin
select dname,dclass,dspec,dbrand,dprice1,dprice2 into 
v_name,v_class,v_spec,v_brand,v_price1,v_price2 from drug
where dno=v_dno;
end t_query;
drop procedure t_query;执行后出现以下错误：没找出问题求大佬解答

Answer 1

end t_query;
drop procedure t_query;

这两行中间，加一个 / end t_query;
/
drop procedure t_query;