There are steps you can take to reduce the loss before you lose every thing or it get to your stop loss and such is

1. Stop the trade: This is very good but difficult for many traders to do it but if you do that, you have potential loss that you have saved.

2. Use of stoploss all the time: This help your losses to be minimal.

3. Try to adjust your stoploss: You can do this if your trade is already in profit and you suspect that it is going back to your entry price, so you can take your stoploss to entry and all the order to run for profit or it stops at your entry.