Inclusion Criteria:

• Subject and the parent/guardian of the subject, was to have demonstrated their willingness to participate in the study and comply with its procedures by signing a written Informed Consent
• 6-11 years old, either sex, either race
• If female, subject to be premenarcheal
• Willing to avoid eating, drinking, gum chewing, and teeth brushing for one hour prior to enrollment.
• Free of any clinically significant disease that would interfere with study evaluations, including allergic rhinitis and respiratory infections.
• Able to adhere to the dosing and visit schedules

Exclusion Criteria:

• If female, subject who was pregnant, intended to become pregnant during the study or nursing.
• Subject had used any investigational product within 30 days prior to enrollment.
• Subject had any of the following clinical conditions: history of any significant medical conditions (based on reporting by parent or guardian): e.g., diabetes, heart disease, liver disease, kidney disease, breathing problems, cough with excessive phlegm, or persistent or chronic cough.
• Subject had a current medical condition that, in the opinion of the Investigator or designee, may interfere with the ability to discriminate taste (e.g., common cold, sinus infection, bronchial infection, allergic rhinitis, etc.).
• Subject was participating in any other clinical study(ies).
• Subject was part of the staff or a family member of the staff personnel directly involved with this study.
• Subject was allergic to or has sensitivity to the study drug or its excipients.
• Subject had a history of allergic reaction to prescription and/or OTC medications and/or food products.
• Subject had used any antihistamines within 24 hours prior to tasting as outlined in Section 9.4.7.
• Subject used sedatives, tranquilizers, or monoamine oxidase inhibitor drugs.