Nandrolone Phenylproprionate is the same drug as Nandrolone Decanoate. The difference is how long it takes to be absorbed and take effect, also pinning schedule. NPP needs pinning every other day, Deca once a week. Full name: Nandrolone Phenylpropionate NPP dosage: 300 to 600 mg per week NPP half-life: • Intramuscular: 2.7 days • Nandrolone: <4.3 hours • Intramuscular: 5–7 …