The Verfen Injection should only be administered by a healthcare professional It is not safe to selfadminister this medicine at home The dosage will be determined based on the specific condition being treated and the effectiveness in relieving symptoms Common side effects of this medicine may include nausea vomiting dizziness sleepiness changes in blood pressure and irregular heartbeat If any of these side effects persist or worsen it is important to inform your doctor They may be able to suggest ways to prevent or alleviate these symptoms Prior to using this medicine it is crucial to inform your doctor if you have any respiratory disorders heart diseases high blood pressure or liver and kidney disease Additionally let your doctor know about all other medications you are taking as they may interact with or be affected by this medicine Pregnant and breastfeeding women should consult their doctors before using this medicine