valsartan + indomethacin

consider alternative or monitor renal fxn, potassium, BP: combo may incr. risk of renal impairment, hyperkalemia; may decr. antihypertensive agent efficacy (additive effects; antagonistic effects)

lorazepam + oxazepam

use alternative or monitor respiratory rate; use lowest effective doses and shortest duration of concomitant tx: combo may incr. risk of profound CNS and respiratory depression, psychomotor impairment (additive effects, duplicate therapy)

sacubitril + oxazepam

monitor BP: combo may incr. risk of hypotension, including orthostasis (additive effects)

valsartan + oxazepam

monitor BP: combo may incr. risk of hypotension (additive effects)