Supplies of more than 160 vital drugs are dangerously low. Pharmacy unions have voiced \u201cincreasing concern\u201d that dearth poses a serious risk to patients forced to switch or even come off their meds. \n\n For more on this Shane spoke to Kathy Maher, a Community pharmacist in Duleek, co. Meath and chair of the pharmacy contracts committee of the Irish Pharmacy Union