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Updated: Aug 6, 2026

Psychophysical Tracking Method to Measure Taste Preferences in Children and Adults
Published on: July 16, 2016
Ranitidine (Zantac) syrup versus Ranitidine effervescent tablets (Zantac) EFFERdose) in children: a single-center
Vanessa Z Ameen1, Bonnie F Pobiner, Gregory C Giguere
1Clinical Pharmacology and Discovery Medicine, Research and Development, GlaxoSmithKline, Research Triangle Park, North Carolina 27709, USA. Vanessa.z.ameen@gsk.com
Insights
Children and adults preferred the citrus-flavored ranitidine effervescent tablets over peppermint-flavored ranitidine syrup. This improved taste acceptance may enhance medication administration and compliance in pediatric patients.
Area of Science:
- Pediatric Gastroenterology
- Pharmacology
- Drug Formulation
Background:
- Ranitidine, a histamine H(2) receptor antagonist, is FDA-approved for gastroesophageal reflux disease in children.
- New low-dose ranitidine effervescent tablets (25 mg) in citrus flavor are available for pediatric use.
- A peppermint-flavored ranitidine syrup (15 mg/mL) is also available.
Purpose of the Study:
- To compare taste preferences between ranitidine effervescent tablets and ranitidine syrup in children aged 4-8 years.
- To assess adult caregivers' preferences for administering either ranitidine formulation based on taste.
Main Methods:
- A randomized, single-blind, crossover taste test trial involving 102 children and 102 adult caregivers.
- Subjects received a single 45 mg dose of each ranitidine formulation.
- Children indicated their taste preference; adults answered questions regarding administration preference.
Main Results:
- 71% of children preferred the taste of the effervescent tablets over the syrup (p < 0.001).
- 71% of adults indicated a preference for administering the effervescent formulation based on taste.
- Mild adverse events were reported, consistent with product labeling.
Conclusions:
- The citrus-flavored ranitidine effervescent formulation is preferred over the peppermint-flavored syrup.
- Improved taste acceptance of the effervescent tablets may improve pediatric medication administration and compliance.
Background:
The histamine H(2) receptor antagonist ranitidine is US FDA-approved for the treatment of gastroesophageal reflux disease and healing of erosive esophagitis in children >or=1 month of age. A low-dose strength of ranitidine is now available in a citrus-flavored 25 mg effervescent tablet (dissolved in 5 mL of water); this formulation was developed to facilitate use in infants and smaller children. Ranitidine syrup is available in a peppermint-flavored 15 mg/mL formulation.
Objective:
To compare taste preferences for ranitidine (Zantac) syrup and ranitidine effervescent tablets dissolved in water (Zantac EFFERdose) in healthy children aged 4-8 years and their adult caregivers.
Study Design And Methods:
A randomized, single-blind, crossover, taste test trial was conducted in 102 children and 102 parents/legal guardians. All subjects received a single 45 mg dose of each formulation. After tasting both preparations children were asked: "Now that you have tasted both medicines, which one of these medicines do you think tastes better?" Adults were asked four questions to assess whether they would administer the medication to the children.
Results:
Seventy-one percent (72/102) of the children preferred the taste of the ranitidine effervescent tablets compared with 29% (30/102) who preferred the syrup (p < 0.001). The majority of adults (71%) responded that they would prefer to administer the effervescent formulation based on taste. Adverse events consistent with product labeling were mild and were reported in four children and three adults: headache (n = 3), drowsiness (n = 1), abdominal pain/cramps (n = 2), and bloating/gas (n = 1).
Conclusion:
The taste of the ranitidine effervescent formulation dissolved in water is preferred over the ranitidine syrup. Better taste acceptance may facilitate ease of administration and compliance in pediatric patients.
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