The Risk of Drug-Drug Interactions with Paracetamol in a Population of Hospitalized Geriatric Patients

Table 2

pDDIs described in the three different databases and the number of pDDIs for the 91 patients.

Potential DDI with paracetamol	ID	MM	PRO	Incidents number (%)
Warfarin	+	+	+	7 (7.7%)
Phenytoin	+	+	0	1 (1.1%)
Valsartan	+	0	0	1 (1.1%)
Isoniazid	+	++	0	0
Pneumococcal 13-valent vaccine	0	++	0	0
Imatinib	0	++	0	0
Pixantrone	0	++	0	0
Carbamazepine	0	+	0	0
Acenocoumarol	0	+	0	0
Lixisenatide	0	+	0	0
Zidovudine	0	+	0	0
Busulfan	0	+	0	0
Piperaquine	0	+	0	0
Diflunisal	0	+	0	0
Sulfinpyrazone	0	+	0	0
Aliskiren	+	0	0	0
Phenprocoumon	+	0	0	0

0 = pDDI is not mentioned. + = pDDI is marked as “potential problematic” and “moderate severity” for ID and MM, respectively. ++ = pDDI is marked as “critical” and “major severity” for ID and MM, respectively. PM does not classify DDIs. pDDI = potential drug-drug interaction; ID = interaktionsdatabasen.dk; MM = Micromedex; PM = pro.medicin.dk.