Gaduol: to improve nutrition.
Gelsemium: In convulsive and spasmodic cough, with irritation of the respiratory centre.
Glycerin: along with lemon juice, as an emollient.
Glycerinophosphates.
Glycyrrhizin, Ammoniated.
Grindelia: in habitual or spasmodic cough.
Guaiacol.
Hyoscyamus: in tickling night coughs.
Ichthalbin: as alterative and assimilative.
Iodine: as inhalation in cough after measles, or exposure to cold, associated with much hoarseness and wheezing of the chest.