The Health Sciences Authority (HSA) has advised that the oral formulation of Rhinathiol Promethazine should not be used in children under six years of age due to safety concerns.

• Safety update: Product information for the oral formulation has been amended to reflect the restriction in younger children.
• Action for professionals: Healthcare professionals should refer to the updated prescribing information for details.
• Regulatory context: The changes are communicated through a Dear Healthcare Professional Letter.

This summary is based on a Dear Healthcare Professional Letter published by the Health Sciences Authority of Singapore.