At a Glance: Zinc may help reduce the severity of mouth sores caused by chemotherapy and radiation to the head and neck. Recommend 50 mg 3x daily. See below for more information.
Details: Zinc may help to reduce some symptoms caused by radiation therapy in head and neck cancers patients. An analysis of several studies suggest zinc may help relieve mouths sores and inflammation from radiation therapy for head and neck cancers.
Do not take if you are taking fluoroquinolones (e.g. ciprofloxacin, levofloxacin, gatifloxacin), tetracyclines (e.g. doxycycline, minocycline), certain drugs for rare disorders such as Wilson’s disease or chronic autoimmune thrombocytopenia (e.g. penicillamine, eltrombopag). Patients should take zinc 2 hours before or after foods high in calcium, phosphorus, iron, bran fiber, or phytates.
Zinc sulfate 50 -100 mg by mouth 2-3x daily (depending on formulation purchased) Study below suggests 50 mg 3x daily. Reference: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3724372/
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