Ans: Yes, there are some contradictions to Cardivas medicine. Check out the following contradictions listed below: People who are suffering from various allergic conditions are not recommended to use Cardivas medicine. Those who are suffering from various lung diseases aren't advisable to intake this medicine. Some of the lung diseases include Asthma, COPD [also known as Chronic Obstructive Pulmonary Disease] This medicine is not advised for patients who have heart blockage disorder. This tablet is not recommended for those who have sinusitis.