
1) Withdrawn drug
Found on
https://www.crosswordclues.com/clue/valrubicin

It was originally launched as Valstar in the U.S. in 1999 for intravesical therapy of Bacille Calmette-Guérin (BCG)-refractory carcinoma in situ of the urinary bladder in patients in whom cystectomy would be associated with unacceptable morbidity or mortality; however, it was voluntarily withdrawn in 2002 due to manufacturing issues. Valstar was ...
Found on
http://en.wikipedia.org/wiki/Valrubicin

A drug used to treat bladder cancer that does not respond to BCG (Bacillus Calmette Guerin). It is an anthracycline and is a type of antitumor antibiotic. Also called AD 32.
Found on
http://www.cancer.gov/dictionary?expand=V

(val-roo´bĭ-sin″) an antineoplastic agent that interferes with nucleic acid metabolism; used intravesically for treatment of bladder carcinoma.
Found on
http://www.encyclo.co.uk/local/21001
No exact match found.