Salicylic acid; Derivatives thereof

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Medicinal preparations containing organic active ingredients > Salicylic acid; Derivatives thereof

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• A61K 31/603 having further aromatic rings, e.g. diflunisal
• A61K 31/606 having amino groups
• A61K 31/609 Amides, e.g. salicylamide
• A61K 31/612 having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid (fosfosal A61K31/661)
• A61K 31/618 having the carboxyl group in position 1 esterified, e.g. salsalate
• A61K 31/625 having heterocyclic substituents, e.g. 4-salicycloylmorpholine, (sulfasalazine A61K31/635)