“…Dryness of mouth is seen in adults taking multiple medicines (analgesics, anti-anxiety agents, anticholinergics, anticonvulsants, antidepressants, antihistamines, antihypertensives, anti-inflammatory agents, anti obesity agents, antipsychotics, decongestants, diuretics, narcotics, and others), radiation therapy, autoimmune diseases, significant nutrient deficiency and dehydration [21][22][23][24]. Xerostomia causes difficulty in chewing and swallowing and may also be associated with dry nose and throat with difficulty to use dentures [22]. Olive oil formulation dentrifice (tooth paste) has been used and a decrease in bacterial growth and adhesion has been observed in the presence of olive oil [16].…”