How many Indian states banned e-cigarettes by following an advisory from the Union Ministry of Health and Family Welfare?

Following an advisory from the Union Ministry of Health and Family Welfare issued in 2018, Twelve states across India have banned Electronic Nicotine Delivery Systems (ENDS) or e-cigarettes. States of Punjab, Maharashtra, Karnataka, Kerala, Bihar, Uttar Pradesh, Jammu & Kashmir, Himachal Pradesh, Tamil Nadu, Puducherry and Jharkhand have taken steps to ban the use of ENDS. ENDS, more commonly known as e-cigarettes or "vapes" in India, are products that produce an aerosolized mixture containing flavored liquids and nicotine that is inhaled by the user.