Hey Kritika ,

There's nothing to worry about as such ,you can download it if you have your email or registered number,but if as per the NTA  the admit card are yet to release on April 15 2019

Check the link below

https://www.google.com/url?sa=t&source=web&rct=j&url=https://medicine.careers360.com/articles/neet-admit-card/amp&ved=2ahUKEwjdzpXpxJHhAhVHMI8KHfgUDWoQFjACegQICBAB&usg=AOvVaw1V0wtU5aAYOicUnd97ROT3&ampcf=1&cshid=1553113012235

Heyy Kritika ....

Relax, you can again download the NEET admit card from the CBSE board website. You can do it either by your registered email id or your registered mobile number. As you get it, you can get your NEET score by the roll no on the admit card.