To prevent stomach upset it is advisable to take VASODAL 400MG CAPSULE after meals Make sure to follow the dosage and duration recommended by your doctor Discontinuing the treatment prematurely may result in the return of symptoms and worsen your condition Inform your doctor about all the medications you are currently taking as there may be interactions with this medicine The most common side effects of VASODAL 400MG CAPSULE include palpitations excessive thirst dryness in the mouth reduced bronchial secretions flushing a sense of warmth in the face ears neck and trunk difficulty in urination and constipation These side effects are usually temporary and tend to resolve with time If you have any concerns about these side effects it is important to contact your doctor immediately This medicine may also cause dizziness and sleepiness so it is advised not to drive or engage in activities that require mental focus until you are aware of how it affects you Alcohol consumption should be avoided as it can worsen drowsiness Prior to taking VASODAL 400MG CAPSULE inform your doctor if you have glaucoma damage to the optic nerve severe blockage of blood vessels or any other underlying diseases Pregnant or breastfeeding women should consult their doctor before taking this medicine