A 48-year-old lady presented to ED with eight days history of worsening headache and with persistent vomiting >5 times. She did not report any triggering and relieving factors and rated the pain 8/10 on the day of admission.
She has uncontrolled hypertension taking losartan, amlodipine, carvedilol, doxazosin, and bendroflumethiazide.
On examination, her GCS is 11/15. Blood pressure is 148/75 mmHg, and heart rate is 89bpm. Temp 39 C.
Both pupils are equal and reactive to light. Cranial nerves are intact, and no focal neurological deficits
What is the next best course of action?