Jim Cramer blasts the prospect of a Humana-Cigna deal — it could never be approved by regulators

The Humana headquarters office stands in Louisville, Kentucky.
Ty Wright | Bloomberg | Getty Images

Jim Cramer urged Humana (HUM) not to pursue a merger with rival health insurer Cigna (CI), questioning the merits of a potential business combination and the likelihood of it passing U.S. antitrust review.