526. Situations for which consultation for HIV PEP is advised / Is there a delay after which PEP is ineffective? / How long is PEP? / Usual 2 drug regimen / PEP followup October 26th, 2008 by reuben in needlestick Back Top Tags: card 525. Estimated risk of HIV infection from all types of percutaneous exposures to HIV positive blood / Risk from mucous membrane exposure / Skin exposure // HIV PEP: source is known HIV negative, unknown source, source status unknown, source positive (several combinations) 527. Reasons to intubate / Signs of airway reflex compromise / Reasons we should not test gag reflex when assessing airway reflex integrity Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.