Well, in '64, when AZT was developed as a cancer treatment, it was shelved clue to lack of anti-cancer efficacy and toxicity.
1964, ūegar veriđ var ađ ūrķa AZT sem krabbameinslyf, var hætt ađ nota ūađ sökum hve lítiđ ūađ virkađi á krabbamein og innihélt eiturefni.