What to do when a bullish single candlestick is formed

Should I go long when a good bullish single candlestick is formed with very less or no shadow? Or should I wait for some candlestick pattern to form?

this gives an opportunity to analyse, never trade without self analysis

It will depend on many different Factors related to that stock.
Everything will be Instant according to that situation.

I was Watching this Stock and Its in Good Uptrend From Morning.
Now, I saw at 770 it faced Little bit of resistance So, I used this opportunity to Short after Bullish Candlestick.

And I know it will not go Down Below it 5 EMA as of Now So, I Closed my Position there.

Brokerage Houses are Giving Buy Call For Target of 830 on this Stock.