Table 1.

Excerpt of a drug label (Urea) annotated for three selected medical conditions and the conditions collected in three triples

INDICATIONS AND USAGE: For debridement and promotion of normal healing of hyperkeratotic surface lesions, particularly where healing is retarded by local infection, necrotic tissue, fibrinous or prurient debris or eschar. Urea is useful for the treatment of hyperkeratotic conditions such as dry, rough skin, dermatitis, psoriasis, xerosis, ichthyosis, eczema, keratosis, keratoderma, corns and calluses.	Drug*	Condition	LOINC Sections*
	Urea	hyperkeratotic lesion	INDICATION
	Urea	stinging	ADVERSE REACTION
ADVERSE REACTIONS: Transient stinging, burning, itching or irritation may occur and normally disappear on discontinuing the medication.	Urea	burning	ADVERSE REACTION
	……	……	……

*The drug names and LOINC Sections are added to the triples via rules that utilize the XML tags of the original label.