Unverified75% confidenceDecision RuleTime unknown
软膏类开封后受有效期和污染影响较大,家庭常备应选小规格(10-20g)并留意开封后使用期(多数标注开封后3-6个月),避免囤大管长期未用
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Long-term
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Unverified家庭常备优先选20g左右小规格,因烫伤膏开封后受污染风险高,多数产品开封后建议1-3个月内用完,大规格易过期浪费89% similarUnverified开封后保质期较短,由于膏体管口易污染,一般建议开封后一个月内用完,不宜囤积多支82% similarUnverified不要一次性购买大包装(50-100条)家庭自用,试纸开封后受潮氧化,多数产品开瓶后有效期仅剩3-6个月,用不完即失效反而更浪费79% similarUnverified购买时检查有效期,未开封无菌盐水有效期通常18-24个月;应急/家庭常备优先选小包装分装,避免大瓶开封后浪费或过期79% similarUnverified按每次用量约0.5-1g计算,30-50ml的凝胶约可使用30-60次(约1-2个月);开封后建议3-6个月内用完,含天然提取物且防腐体系简单的产品开封后更易变质78% similar
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