Unverified80% confidenceDecision RuleTime unknown
更换过敏粮需7-10天渐进过渡（旧粮逐步减量），过敏肠道敏感个体骤换易引发腹泻，反而干扰对过敏改善效果的判断
1
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80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified皮肤类过敏改善评估周期比肠道慢：肠道症状（软便/呕吐）通常1-2周见效，皮肤瘙痒和毛发恢复需6-8周，切勿因皮肤未改善而在4周内判定过敏粮无效79% similarUnverified换粮务必7-10天过渡（旧粮从75%逐步降到0），肠道敏感个体延长到14天；肠道修复粮直接切换极易引发新一轮腹泻，抵消治疗效果79% similarUnverified从普通粮转处方粮需7-10天渐进过渡（每天增加10-20%比例），突然更换易致腹泻，尤其肠道敏感或IBD个体过渡期应延长至14天78% similarUnverified换处方粮不要立即100%替换，即使肠胃粮也需7-10天渐进过渡（旧粮75/50/25递减），骤换本身会引起腹泻掩盖疗效判断78% similarUnverified更换处方粮或从处方粮转回普通粮都需7-10天渐进过渡，突然更换易引发腹泻；肾病等慢性病处方粮一旦确认有效应长期稳定使用，频繁更换品牌不利于病情监测76% similar
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