Hi Mummy,
Had a friend who was in the same situation as you. She had to trial and error with different types of pacifiers till she found one that her baby take to.
Also, she recommended this article for your reading:
http://parent.guide/how-to-choose-the-best-baby-pacifier/
The article touched on different types of pacifiers and some tips you can try.
Hope this helps!!
Hang in there~
Anonymous