Donyx 25mg Tablet is used to treat and prevent nausea, vomiting, and vertigo associated with morning sickness. It is also used to treat various allergic conditions as provides relief from runny nose, sneezing, itching, and watery eyes. Donyx 25mg Tablet should be taken on an empty stomach, but take it at the same time every day to get the most benefit. It should be taken as your doctor's advice. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms. You should take this medicine for as long as it is prescribed for you. In case, you have missed any doses then it is better to take the next dose as soon as you remember it. However, you should never take a double dose. Dizziness or drowsiness is the most common side effect of this medicine. Avoid driving or attention-seeking activity. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. In some cases, it may cause dryness of the mouth, so it is advised to drink more water, always carry sugar candy or maintain oral hygiene. Before taking this medicine, let your doctor know if you have glaucoma or have any gastro-related issues or have asthma. Inform your doctor if you are pregnant, or breastfeeding. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. Generally, it is advised to avoid alcohol while on treatment.