Are there any known ways to treat interstial lung disease?

Depends on cause: Since interstitial lung disease is a broad group of lung diseases with many different causes, the treatment depends on the underlying cause. In most cases, treating the cause, preventing further lung damage, & providing support to lungs goes a long way in helping patients with ild. However as ild progresses some patients will need lung transplant. Talk to a pulmonologist for treatment options.