Choose a cleanser that is effective yet doesn't irritate the skin
A toner is not necessary but I do highly recommend one full of soothing & hydrating ingredients. The thin nature of a toner penetrates the skin more readily
Choose a serum to reduce redness and soothe irritated skin
A moisturizer will not only hydrate sensitive skin but will also protect the natural barrier
Sensitive skin can be reactive to even sunscreen, here's approved SPF for reactive skin