The US Africa Command says 52 al-Shabaab fighters were killed in the strike and no civilians were harmed.
The militants launched an attack on Bar-Sanguni base early on Saturday, according to the Somali military.
Regional security minister Abdirashid Hassan Abdinur has put the number of al-Shabaab killed in the successful fight to retake the base at 73.
Somali General Ali Mohamed Mohamud said seven Somali troops died.
Source: NTNEWS