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The next intermediate is either 5,6-dihydroxyindole (DHI) or 5,6-dihydroxyindole-2-carboxylic acid (DHICA), both derived from dopachrome

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However, the results are less convincing when it comes to nerve conduction speed [20]

Magnesium sulfate can be administered via IV, though the oral supplement would likely be used instead for treating RLS

[8] L-carnitine has been reported to potentiate the anticoagulant effect of warfarin through unknown mechanisms, with case reports documenting supratherapeutic international normalized ratios after initiation of parenteral carnitine in malnourished adults