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A Systematic Review of Inhaled Intranasal Therapy for Central Nervous System Neoplasms: An Emerging Therapeutic Option

This preservative action allows the vial to be accessed repeatedly over a designated periodtypically up to 28 daysbefore it must be safely discarded

It can also result in anemia, which leads to fatigue, weakness, and shortness of breath

To stop permanent damage, deficiencies must be identified early and treated

It is a nasal spray that works within 5 to 10 minutes

The strongest human evidence is for the intranasal route : small Russian clinical trials in generalized anxiety and neurasthenia reported anxiolytic effects comparable to medazepam , but without the sedation or dependence typical of benzodiazepines [1] [2]