People who take opioids for pain relief for extended periods of time may need higher doses to ease their pain. They may develop tolerance to the drug and experience withdrawal symptoms if the medication is abruptly stopped. They become physically dependent on the drug.
Antibiotics most likely to cause C. diff infections are clindamycin, amoxicillin, ampicillin, and cephalosporins, and to a lesser extent, penicillin, erythromycin, and quinolones.
Risk Factors for C. diff. Although C. diff occasionally causes problems in healthy people, it is most likely to affect patients in hospitals or long-term care facilities. Most have conditions that require long-term treatment with antibiotics, which kill off other intestinal bacteria that keep C. diff in check.