vnty
Forum Senior
Topics: 24
Posts: 87
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A 20-year-old woman develops severe pain and erythema over sun-exposed skin and large bullae over her shoulders while vacationing in Florida. Skin testing results in major positive reactions to methylparaben, which is often used as a preservative in medicines. A sunscreen containing which of the following is CONTRAINDICATED in this patient?
A) Avobenzone
B) Benzophenones
C) Cinnamates
D) p-Aminobenzoic acid esters
E) sa licylates
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| drk1980
Forum Guru
Topics: 147
Posts: 1,038
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this was a step 1 Q as well....i think the decided answer was PABA (D)
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| brucella2007
Forum Junior
Topics: 9
Posts: 72
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It is the methyl ester of p-hydroxybenzoic acid.
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| brucella2007
Forum Junior
Topics: 9
Posts: 72
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http://www.dermnetnz.org/treatments/sunscreens.ht...
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