Buyer Beware Flash Drive Does Caveat Emptor (buyer Beware) Apply To Medication Prescribed By Your Doctor?

Does caveat emptor (buyer beware) apply to medication prescribed by your doctor? - buyer beware flash drive

A colleague of mine went on vacation in Hawaii and has a severe burn on his feet because he was the medication that made him very sensitive to sunlight. When she complained to her doctor said she should examine their drugs on the Internet - it was the buyer beware and I had a responsibility to talk about drug side effects. He also said he went to Hawaii and she said she did not know who is going against the sun. It remains to your doctor, because it assumes that "the best in their field in the region.
Do you think that the doctor has the responsibility to ensure the right patients about possible side effects of drugs on him? What level of responsibility for patients now that the Internet provides all the knowledge in the world at your fingertips?