粵典 (words.hk)香港詞
一種第一代抗組織胺抗敏感藥，學名氯苯那敏（量詞：粒） (chlorpheniramine (trade name Piriton), a first-generation antihistamine, literally "little yellow pill")
名詞用例
我有時會食黃丸仔收鼻水，但係食完會眼瞓。
ngo5 jau5 si4 wui5 sik6 wong4 jyun2 zai2 sau1 bei6 seoi2, daan6 hai6 sik6 jyun4 wui5 ngaan5 fan3.
Sometimes I would take Piriton for my runny nose, but I would feel drowsy afterwards.