Reply To: Aaargh! Antibiotic syrup is coloured!! Home › Forums › Rants › Aaargh! Antibiotic syrup is coloured!! › Reply To: Aaargh! Antibiotic syrup is coloured!! May 25, 2011 2:49 pm at 2:49 pm #770716 gefenParticipant did you ask the pharmacist about this? he/she may be able to help you. hatzlacha. refuah shelayma to your son.