P

PATCH (PR09)

A randomised controlled trial of transcutaneous oestrogen patches versus LHRH agonists in prostate cancer

PATCH I & II

Prophylactic Antibiotics for the Treatment of Cellulitis at Home

PCI

A randomised trial of prophylactic cranial irradiation in patients with limited disease SCLC and a complete response after induction therapy

PENPACT 1

A phase II/III randomised, open-label study of combination antiretroviral regimens and treatment-switching strategies in HIV-1 infected antiretroviral naïve children >30 days and <18 years of age.

PENTA 11

Treatment interruption in children with chronic HIV-infection

PENTA 15

Plasma pharmacokinetic study of once versus twice daily abacavir as part of combination antiretroviral therapy in children with human immunodeficiency virus-1 infection aged 3 months to <36 months

PERA / PENTA 8

A randomised trial to evaluate the usefulness of resistance testing in the clinical management of children with HIV infection.

PIVOT

Protease Inhibitor monotherapy Versus Ongoing Triple-therapy in the long-term management of HIV infection

PPIP

Platelet Process Improvement Project - Comparison of platelets stored for 2-5 days versus platelets stored for 6-7 days in preventing and treating haemorrhage in thrombocytopenic patients – a randomised controlled trial

PR04

A randomised trial of oral sodium clodronate versus a matching placebo in patients with locally advanced prostatic adenocarcinoma

PR05

A randomised trial of oral sodium clodronate versus a matching placebo in patients with metastatic prostate adenocarcinoma.

PR06

Radical prostatectomy vs radical radiotherapy vs no immediate treatment for localised prostate cancer: a randomised controlled trial

PR07

A randomised trial of hormone therapy plus radical radiotherapy versus hormone therapy alone in non-metastatic prostate cancer

PREDICT

A randomised controlled trial of continuous positive airway pressure treatment in older people with obstructive sleep apnoea/hypopnoea syndrome

Prion disease: Systematic review

Systematic review of therapeutic interventions in human prion disease

PRION-1

Partially randomised trial of quinacrine in human prion disease

PRISM

Trial of Prion-filtered vs Standard Red cells in Surgical and Multi-transfused Patients

PROGRAMS

A multi-centre randomised controlled trial of prophylactic granulocyte-macrophage colony-stimulating factor (GM-CSF) to reduce sepsis in pre-term infants

PROMIS

Prostate MRI Imaging Study - Evaluation of multi-parametric magnetic imaging in the diagnosis and characterisation of prostate cancer

PROUD

PRe-exposure Option for reducing HIV in the UK: an open-label randomisation to immediate or Deferred daily Truvada for HIV negative gay men