The problem with nandrolones such as Decca or Trenbolone is their ability to elevate Prolactin levels which has a profound imact on HPTA surpression and libido. Something to keep in mind.
Have you felt any change in your libido recently?
This is why having blood work done is so important. You will be able to precisely evaluate all the factors for HPTA supression.
1000-1500 IU's HCG 3 times per week (Monday/Wednesday/Friday) in combination with 20 mgs Nolvadex ED for a period of 3-4 weeks followed up with bloodwork to determine the results and if further treatment is necessary.