539 BP (Guaiphen-PD 275 mg / 25 mg)
Generic Name: guaifenesin/phenylephrine
Pill imprint 539 BP has been identified as Guaiphen-PD 275 mg / 25 mg.
Guaiphen-PD is used in the treatment of sinus symptoms; cough and nasal congestion and belongs to the drug class upper respiratory combinations. Risk cannot be ruled out during pregnancy. Guaiphen-PD 275 mg / 25 mg is not a controlled substance under the Controlled Substance Act (CSA).
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