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What should I discuss with my healthcare provider before taking metyrosine (Demser)?
You should not use this medication if you are allergic to metyrosine.
If you have any of these other conditions, you may need a dose adjustment or special tests to safely use this medication:
It is not known whether metyrosine is harmful to an unborn baby. Before taking this medication, tell your doctor if you are pregnant or plan to become pregnant during treatment.
It is not known whether metyrosine passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
How should I take metyrosine (Demser)?
Take this medication exactly as prescribed by your doctor. Do not take it in larger amounts or for longer than recommended. Follow the directions on your prescription label.
Take this medicine with a full glass of water. Drink 6 to 8 full glasses of water while you are taking metyrosine. This will help keep crystals from forming in your urine.
Store metyrosine at room temperature away from moisture and heat.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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