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| Interactions: | Cholestyramine, mineral oil (pro-longed use), neomycin: Decreased absorption of vitamin A. Avoid concomitant use of mineral ' oil or neomycin. Daily vitamin A supplements have been recommended during long-term cholestyra-mine therapy.
Retinoids (such as etretinate, isotretinoin): Po-tential for additive adverse effects. Avoid concomitant use.
Warfarin: Large doses of vitamin A may interfere with hypoprothrombinemic effect of warfarin. Avoid concomitant use. |
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