E.g.: crospovidone, PVP, starch, cellulose, lactose, propylene glycol, castor oil, lipids, wax, soybean oil, cremaphor. When a diverted i.v. route is used, tablets may elicit pulmonary foreign body reaction and/or vasculitis, causing PHTn (see under foreign body bronchiolitis, ILD, vasculopathy and under PHTn). In vitro drug and excipient incompatibilities are not covered here. Review of compounds and tinctorial staining characteristics on PMID 25341165