Assalamo alekum sir my face have too much...

How to treat acne and pimples scars ?
1. first steps are :
- treat your acne or pimples of its growing 
- dont open the scars or keep itching them because this is the main cause 
2. topical treatments options are :
- hydroquinone
- tretinoin 
- chemical peeling such as cosmolan 
3. non topical treatments include : laser treatment 
How long does topical treatment need to show results :
- you should continue using the products or the medication at least 3 months to show results 
How long does laser treatment need :
laser treatment is more effective treatment to get rid of scars , but its costy as well
- usually you will need around 3 - 6 sessions ( 1 week between every session ) 
General advices :
1. avoid smoking 
2. consult dermatology doctor before taking any product or medication
3. have a healthy life style and drink plenty of water