Progesterone. Continuing, normal flow!

My last cycle periods were from 13th to 16th july started the 7th ovral l pack from 14th july had sex on 20th july also took an ipill continued with my ovral l pack my pack finished on 3rd august my progesterone level on day 21 of cycle was 0.35 ng/ml i did a beta hcg and progesterone test on 6th august- day 25 of cycle progesterone level was 0.08ng/ml beta hcg less than 2iu/l then i got a bleeding on 8th august i did a beta hcg and progesterone test on 9th august- day 2 of new cycle progesterone level was 0.26g/ml beta hcg less than 2iu/l and lh was 2.47 miu/ml any chance of pregnancy why did the progesterone increase so much in just a gap of 2 days im worried is it a sign of pregancy. ive had my bleeding from 9th august, and its continuing, normal flow