(a) If the Administrator determines that a foreign manufacturer or distributor of ephedrine, pseudoephedrine, or phenylpropanolamine has refused to cooperate with a request by the Administrator for information known to the manufacturer or distributor on the distribution of the chemical, including sales, the Administrator may issue an order prohibiting the importation of the chemical in any case where the manufacturer or distributor is part of the chain of distribution.

(b) Not later than 60 days prior to issuing the order to prohibit importation, the Administrator shall publish in the Federal Register a notice of intent to issue the order. During the 60-day period, imports from the foreign manufacturer or distributor may not be restricted under this section.