 <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]  as you remember unless it is within 4 hours of the next dose. In that case, skip the missed dose. Take your next dose at the regular time. Check with your doctor if you miss doses for more than 2 days in a row. Do not double the dose to catch up.  Storage Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets. Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.The uses of D.H.E.45 Injection: Dihydroergotamine is used to treat migraine headaches and cluster headaches. It is not recommended for migraines that affect only one side of the brain (hemiplegic migraine) or the base of the brain/neck area (basilar migraine), or to prevent migraines from occurring.Dihydroergotamine is an ergot medication that helps narrow widened blood vessels in the head, thereby reducing the throbbing effects of these headaches. How to use D.H.E.45 Ampul Read the Patient Information Leaflet </s>