药物对比
Melatonin vs Ramelteon
非处方melatonin与处方ramelteon（Rozerem）治疗失眠：两者均为褪黑素受体激动剂。在FDA状态、给药剂量精准性和入睡临床证据方面的主要差异。
此页面暂无可用的对比维度。
临床背景
Patients considering switching from unregulated OTC melatonin to a prescription melatonin receptor agonist for persistent sleep-onset insomnia.
结论
Ramelteon offers standardized prescription dosing as an approved agonist, while melatonin remains a widely available but variable OTC option; individual factors decide suitability.
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