 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  the Patient Information Leaflet if available from your pharmacist before you start using voriconazole and each time you get a refill. If you have any questions, ask your doctor or pharmacist. This medication is given by injection into a vein as directed by your doctor, usually every 12 hours. It should be injected slowly over 1 to 2 hours. The dosage is based on your medical condition, weight, response to treatment, and other medications you may be taking. Be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). If you are using this medication at home, learn all preparation and usage instructions from your health care professional. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Learn how to store and discard medical supplies safely. Infusion reactions may happen while you are receiving the drug. Tell your doctor right away if you have symptoms such as flushing, fever, sweating, shortness of breath, or nausea. For the best effect, use this antifungal at evenly spaced times. To help you remember, use this medication at the same times every day. Continue to use this medication until the </s>