When should i worry about my mare coughing?

[sara78]

She was allready coughing before thé Trip in thé trailer

[kt]

@sara78

And how did your Friend treat it?

Scribbler is correct. My friend treated it with oral and IM antibiotics. The horse was off work for probably eight weeks at least and watched carefully. She had him rescoped once he finished antibiotics to ensure everything had cleared up.