Does metoprolol contain sulfa?

Metoprolol
Generic Name: Metoprolol tartrate
Dosage Form: tablet

Metoprolol tartrate USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether.

Inactive Ingredients. Tablets contain colloidal silicon dioxide, hydroxypropyl methylcellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polysorbate, povidone, sodium starch glycolate, talc and titanium dioxide.

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After researching , the answer to your question is no.