Active substance
Acetaminophen, Dextromethorphan Hbr, Guaifenesin, Phenylephrine Hcl and Doxylamine Succinate
2 products from 1 companies contain this in United States.
2 without prescriptionKit
Available without a prescription
Vicks Dayquil Nyquil Severe Honey Cold and FluWithout prescription The Procter & Gamble Manufacturing Company · Acetaminophen, Dextromethorphan Hbr, Guaifenesin, Phenylephrine Hcl and Doxylamine SuccinateVicks Dayquil Severe Nyquil Severe Honey Flavor Cold and FluWithout prescription The Procter & Gamble Manufacturing Company · Acetaminophen, Dextromethorphan Hbr, Guaifenesin, Phenylephrine Hcl and Doxylamine Succinate
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.