In the research work, the objectives were to examine the sociodemographic characteristics and evaluate the impact of pharmacotherapeutic monitoring in patients with sciatica and back pain using a therapeutic adherence test (Morisky Green) with care in the neurosurgery office of Hospital III- Iquitos, EsSalud, during the months of June to November 2022. The methodology carried out was quantitative work, observational, prospective, descriptive and transversal design; The most important results were: Problem related to medications type 6 (PRM6) with 69.7% in sciatica and 75.0% back pain, the visual analogue assessment of pain (VAS) obtained intense pain 21.2% in sciatica and pain moderate 4.2% with back pain after Pharmacotherapeutic Follow-up (SFT). Therapeutic adherence was 51.5% with sciatica and back pain 68.8%. It is concluded that pharmacotherapeutic monitoring allowed improving adher...