结论：酒石酸双氢可待因和磷酸可待因可用于治疗中度癌痛。
Conclusions: Both dihydrocodeine tartrate and codeine phosphate can be used to treat median pain.
目的比较酒石酸双氢可待因和磷酸可待因治疗中度癌痛的疗效和不良反应。
Objective: To compare the effects and adverse reactions of dihydrocodeine tartrate and codeine phosphate in treating moderate cancer pain.
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