meningitis

A 36 year old female weighing 45kg with c/o fever since 15 days: moderate grade, intermittent, associated with chills , no rigors, no h/o evening rise in temp or night sweats Headache since 5 days associated with episodes of vomiting, irritability and drowsiness, not associated with photophobia, no neck pain. Diminution of vision since 4 months: inisidious onset, painless, describes as blurring of vision , gradually progressive , complete loss of vision of both eyes* 3 weeks Associated with H/o difficulty in chewing , pushing bolus of food in mouth, slurring of speech since then. Past history: managed initially as c/o enteric fever with empirical antibiotics for a period of 7 days Showed no response to treatment , though fever subsided , headache persisted. H/o contact with case of PTB with grandmother Physical examination: Pt is conscious, disoriented in time , place and person, agitated and restless. Thin built Temporal wasting + Bp: 130/100mmHg Raised JVP Temp: 100F Systemic examination: Dysarthia + Kernigs sign + Brudzinski + Cranial nerve : 12th nerve deviation of tongue to Lt+ Motor system: bulk normal tone in all limbs , power: grade 4 in all limbs Gait unsteady Patient was uncooperative for assessment of cerebellar and sensory examination Optic disc: pallor noted Optic atrophy b/l + Mri brain: abnormal signal intensity in b/l frontal region s/o meningo-encephalitis. MTB PCR : positive Csf protein: 462 Csf glucose: 19 Esr: 88mm What is the advised care plan?