@Shrinath ji,
First of all yes you can send One Soul serum for someone else.
In this sitution you can give Golden Sunrise, One Soul Serum and Calm Down Serum to all the names along with your friend.
Please check article to choose energies.
http://www.litairian.com/one-soul-serum
Please activate Golden Sunrise, All clear Serum, Mood up serum, Total wealth Serum, Balance Serum for your friend or charge water for him…for this depression and low mood because of financial worries.
You can Also give Shield of Seven Rays to protect his Job.
Please Send All Clear Serum to the situation.
If you know the reason and situation how it all started then also please send energy to that.