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【单选题】
下列关于眼膏剂的叙述错误的是（）
A.
疗效持久、能减轻眼睑对眼球的磨擦
B.
用于眼部手术或创伤的眼膏剂不得加入抑菌剂或抗氧剂
C.
不得检验出金黄色葡萄球菌和绿脓杆菌
D.
常用基质为白凡士林、液体石蜡和羊毛脂的混合物
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