VASODAL 400MG CAPSULE belongs to a class of medicines called as vasodilators, which helps increasing the blood flow in the blood vessels. It is used in the treatment of peripheral vascular disease, a blood circulation disorder affecting legs and feet. VASODAL 400MG CAPSULE is taken after meals to avoid stomach upset in a dose and duration as advised by the doctor. You should keep taking this medicine for as long as your doctor recommends. If you stop treatment too early your symptoms may come back and your condition may worsen. Let your doctor know about all other medications you are taking as some may affect, or be affected by this medicine. The most common side effects are palpitations, excessive thirst, dryness in mouth, reduced bronchial secretions, flushing (sense of warmth in the face, ears, neck, and trunk), difficulty in urination, and constipation. Most of these are temporary and usually resolve with time. Contact your doctor straight away if you are at all concerned about any of these side effects. It may also cause dizziness and sleepiness, so do not drive or do anything that requires mental focus until you know how this medicine affects you. Avoid drinking alcohol while taking this medicine as it can worsen your sleepiness. Inform your doctor before taking VASODAL 400MG CAPSULE if you are suffering from glaucoma (damage to the optic nerve), severe blockage of the blood vessels and any other disease. Pregnant or breastfeeding women should also consult their doctor before taking this medicine.