Avoid if having severe cold or have kapha dominated nature. In this situation you must fallow right nostril breathing with chest expansion. Do right to right nostril breathing for 20 minute and left to left breathing for 10 minute before going to sleep in the night.
If anybody suffering with high blood pressure then addicted people should avoid from right nostril breathing more. In this situation they need to fallow guru’s advice.
This pranayam can be practiced in any posture, sitting, standing or lying etc.
Result: within weak addicted patient will get relief. After a month they shall give up addiction.