Lewis & Short

sānābĭlis, e, adj. [sano], that can be healed, curable, remediable (rare but class.); of the body: vulnus, Ov. P. 2, 2, 59; id. R. Am. 101: dolor sanabilior, Cels. 2, 8; of the mind, * Cic. Tusc. 4, 37, 80; Sen. Ep. 108, 3.
Sup. and adv. do not occur.