An FBC not only tests for disorders and abnormalities of the blood but, as blood travels throughout the whole body, it can give an indication of disease present in other organs. An FBC, as the name suggests, is used to obtain a count of the blood cells in the sample of blood taken.
Flecainide is a sodium channel blocker used mainly in the treatment of supraventricular arrhythmias. Central nervous system side effects such as dizziness, visual disturbances, headache and nausea are commonly associated with flecainide, but severe central nervous system toxicity is rare.
Nifedipine is approved to control high blood pressure and angina (chest pain). Classified as a calcium-channel blocker, nifedipine blocks the passage of calcium into cardiac and smooth muscle, like those of the uterus. And calcium is needed for the uterus to contract. Nifedipine is one of the most widely used and studied medications among the calcium-channel blockers to suppress preterm contractions. But the use of tocolytics is controversial. In 80 percent of women with suspected preterm labor, early delivery will not occur.