Can air defense systems be used for anti-missile defense? Can anti-missile systems be used for air defense?

Anti-missile systems can be used for air defense. Air defense systems can also be used for anti-missile purposes. But the effects are limited.

The air defense system focuses on preventing and counterattacking attacks from the air. Among them, anti-missile is a very important component, because missile attacks are a conventional means of modern warfare, and anti-missile has become an effective method to prevent missile attacks.

The anti-missile system focuses on shooting down incoming missiles. Since most missiles are air strikes, the air defense system can also be used for anti-missile.