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Medical Definition of Dihydropteroic acid
1. An intermediate in the formation of folic acid; a compound of 6-hydroxymethylpterin and p-aminobenzoic acid, the combining of which is inhibited by sulfonamides. (05 Mar 2000)
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1. An intermediate in the formation of folic acid; a compound of 6-hydroxymethylpterin and p-aminobenzoic acid, the combining of which is inhibited by sulfonamides. (05 Mar 2000)