Answer:
Drug interaction
Step-by-step explanation:
Drug interaction is relatively common and can be caused by the combination of more than one drug and even these with food, with consequences that may be unpredictable. An example of this can be seen when you take an antihistamine medicine and a cold medicine together.
During a medical appointment, when the professional asks if you are taking any medications, remember each item. After all, your response may be responsible for the success or failure of treatment.