Cook® Spectrum Antibiotic Impregnated Catheters – Single, Double, Triple and Quin Lumen Send Enquiry Product Information Cook Spectrum catheters are impregnated with the antimicrobials minocycline and rifampin. Related products Add to Enquiry AirLife Anaesthetic CircuitsSend Enquiry Add to Enquiry AirLife MacIntosh Reusable Laryngoscope BladesSend Enquiry Add to Enquiry Cook® Airway Exchange CathetersSend Enquiry Add to Enquiry Cook® Retrograde Intubation Sets with Rapi-Fit AdaptersSend Enquiry Add to Enquiry Pall Lipiporâ„¢ NLF Filter for Parenteral NutritionSend Enquiry