title: Drug interactions are risky for older adults.  Seven common drug combinations could cause serious side effects, a new study shows.
mesh_terms: D000368:Aged; D004347:Drug Interactions; D006801:Humans; D004366:Nonprescription Drugs / Q000009:adverse effects*; D019338:Polypharmacy; D055553:Prescription Drugs / Q000009:adverse effects*; D012307:Risk Factors
chemical_list: D004366:Nonprescription Drugs; D055553:Prescription Drugs