Hi, Sir Im 24 Years Old ...i Got Married Before

Hi, sir im 24 years old ...i got married before 6 months..last time my mensuration cycles take 55 days on October 4th..i take scan at sep 3rd..in that ner katti is founded small size 10 to 12 nos ....today i gone to docter she once again take Scan once again today..i advice to take progesterone tablets for 7 days thn after 5 days come we take urine test...i gone only for regular my periods .what will be the use of the tablet...is it possible to be pregnant will have the neer katti...