Katrina has been avoiding the camera since she's on medication

Katrina Kaif is apparently down with fever and is on heavy antibiotics since the past few days. This has affected her work schedule. A source says, `She has not been keeping well and was advised complete rest.

She was down with viral fever and the strong dose of medicines had an adverse reaction it led to swelling on her face.` Though Kat is not shooting for any film currently, she was slated to do an endorsement shoot.

The source informs, `As Bang Bang and Kabir Khan's film shoot has been pushed ahead, she had time on hand to complete some of her brand assignments before November.

But now she has decided to finish dubbing for Dhoom 3 instead.` It is learnt that the star is now on road to recovery and is expected to begin shooting for her ads soon. Katrina's spokesperson confirmed the news.