PCSK9 Inhibitor Injection Availability Posted on 9 April, 20199 April, 2019 by Dr Poh For patients who require monthly/2-weekly PCSK9 injections, please note that medications are on a pre-order basis. A lead time of 4 working days is required. You may use the form below to make your order. Share this:TwitterFacebookLinkedInRedditTelegramWhatsApp