When a migraine attack occurs with severe nausea and vomiting an IV or intramuscular injection can be helpful for relief of pain and nausea.
Occasionally IV treatment can be used to wean patients off excessive pain-killer use during a hospital admission. There is presently no role for regular infusions to prevent frequent migraines, although a new drug should be available in Singapore for this purpose next year.
For more information on the possible treatments for migraines, you can check out The Ultimate Guide to Migraine Treatments in Singapore (2020) here.