Robitussin Long-Acting Cough

Robitussin Long-acting cough medications contains antihistamine as one of its ingredients. On December 6, 2007, the New England Journal of Medicine published an article that found that children under six taking antihistamines in over the counter cough and cold medications were linked to having hallucinations.

Source: Joshua Sharfstein, Marisa North, and Janet Serwint, “Over the Counter but No Longer under the Radar - Pediatric Cough and Cold Medications,”, The New England Journal of Medicine, December 6, 2007.