Hypersensitivity to medicinal products is expressed in many different kinds of symptoms. It is not unusual to find allergic reactions to one of the active substances.
In principle, any pharmaceutical can trigger an allergic reaction. The most frequent causes are allergies to antibiotics, painkillers and X-ray contrast media.
Skin reactions, severe symptoms such as respiratory and circulatory problems or even shock may occur. In such cases seek medical advice immediately. It is very important to find out the cause of the allergy in order to avoid even more severe reactions.