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New England · Penicillin V Allergy Test – Drug Allergy

Penicillin V Allergy Test – Drug Allergy in Connecticut

This page explains the penicillin v allergy test – drug allergy, what it measures, and how to order it. A Penicillin V allergy test checks for allergic antibodies to the antibiotic penicillin V. It helps a clinician assess whether you may react to this medication.

Sample typeBlood and/or urine at a collection lab
ReferralIncluded — no referral from your own doctor needed

Lab requirements in Connecticut

Here is what you need before ordering and completing the Penicillin V Allergy Test – Drug Allergy in CT. Review each item and confirm the details with the collection lab.

Physician's order
Included. A physician's order is required for lab testing and is provided for you by our partner's physicians — no referral from your own doctor is needed.
Fasting
Some tests require fasting or avoiding certain foods or drinks beforehand. You will be informed when you order — confirm the details with the collection lab.
Preparation
No special preparation is usually required for this blood test, but you should follow any instructions provided by the collection lab. Tell the lab about all medications you take, as some…
Sample & visit
A blood and/or urine sample is collected; the visit usually takes about 10 minutes.
Identification
Bring the lab requisition form from your account. The collection lab may also ask for a government-issued photo ID.
Turnaround
1-3 business days
Availability
Our partner lab does not serve ND, RI, NY, NJ, MD or HI. Confirm availability for your location with the collection lab.

Before you go

  • Order your test before visiting a lab, then use the requisition form in your account.
  • Print the requisition form, or fax it to the lab directly from your account.
  • No scheduling is needed — visit the collection lab during its normal business hours.
  • A blood and/or urine sample is collected; the visit usually takes about 10 minutes.
  • Bring a government-issued photo ID in case the lab requests it.
  • Results are posted to your secure account within 1–3 business days.

Requirements are summarized from our partner lab's published policies. Preparation and availability can change — confirm current instructions with the collection lab before your visit.

What this test is

This is a blood test that looks for immunoglobulin E (IgE) antibodies directed against penicillin V, also called phenoxymethylpenicillin or penicilloyl V. The presence of these antibodies can suggest a sensitivity to the drug, but it does not confirm an allergy on its own. The test is one tool among several used in allergy evaluation.

What it measures

  • Penicillin V specific IgE — Reflects the level of allergic antibodies to penicillin V in the blood
  • Penicilloyl V specific IgE — A related marker that may indicate sensitivity to the penicilloyl determinant
  • Total IgE — Sometimes measured to help interpret specific IgE results, though not always included

What the test involves

A healthcare professional collects a small sample of blood from a vein in your arm using a standard blood draw. The sample is then sent to a laboratory for analysis.

Why it is often ordered

A clinician may order this test if you have a history of a reaction after taking penicillin V or a related antibiotic. It can also be used when a healthcare provider needs additional information before considering penicillin-class antibiotics for you.

Preparation

No special preparation is usually required for this blood test, but you should follow any instructions provided by the collection lab. Tell the lab about all medications you take, as some drugs may affect test results.

How results are reported

Results are typically reported as a numerical value or a qualitative category, such as negative or positive, based on the level of specific IgE detected. Reference ranges and reporting methods vary by laboratory, so your result should be interpreted in the context of the lab's own ranges and your clinical history.

Before you go

  • Whether any medications you take could affect the test results
  • If there are any special instructions for the blood draw
  • How and when you will receive your test results

Cities

Penicillin V Allergy Test – Drug Allergy in Connecticut communities

Choose your city for local context and to order this test.

Bridgeport975,078Penicillin V Allergy Test – Drug AllergyHartford907,046Penicillin V Allergy Test – Drug AllergyNew Haven587,648Penicillin V Allergy Test – Drug AllergyNorwich201,726Penicillin V Allergy Test – Drug AllergyWaterbury199,552Penicillin V Allergy Test – Drug AllergyDanbury177,722Penicillin V Allergy Test – Drug AllergyStamford134,820Penicillin V Allergy Test – Drug AllergyNorwalk90,821Penicillin V Allergy Test – Drug AllergyNew Britain74,022Penicillin V Allergy Test – Drug AllergyMeriden60,790Penicillin V Allergy Test – Drug AllergyBristol60,733Penicillin V Allergy Test – Drug AllergyWest Haven55,518Penicillin V Allergy Test – Drug AllergyMilford city 50,694Penicillin V Allergy Test – Drug AllergyMiddletown47,164Penicillin V Allergy Test – Drug AllergyShelton40,944Penicillin V Allergy Test – Drug AllergyTorrington35,447Penicillin V Allergy Test – Drug AllergyNaugatuck31,586Penicillin V Allergy Test – Drug AllergyNew London27,585Penicillin V Allergy Test – Drug AllergyWallingford Center19,211Penicillin V Allergy Test – Drug AllergyAnsonia18,945Penicillin V Allergy Test – Drug AllergyWillimantic18,150Penicillin V Allergy Test – Drug AllergyStorrs16,784Penicillin V Allergy Test – Drug AllergyDerby12,387Penicillin V Allergy Test – Drug AllergyTrumbull Center10,468Penicillin V Allergy Test – Drug AllergyKensington9,626Penicillin V Allergy Test – Drug AllergyOakville9,507Penicillin V Allergy Test – Drug AllergyConning Towers Nautilus Park9,479Penicillin V Allergy Test – Drug AllergySandy Hook9,406Penicillin V Allergy Test – Drug AllergyRiverside9,133Penicillin V Allergy Test – Drug AllergyLong Hill8,307Penicillin V Allergy Test – Drug AllergyGlastonbury Center8,187Penicillin V Allergy Test – Drug AllergyThompsonville8,134Penicillin V Allergy Test – Drug AllergySouthwood Acres7,875Penicillin V Allergy Test – Drug AllergyRockville7,612Penicillin V Allergy Test – Drug AllergyNew Canaan7,399Penicillin V Allergy Test – Drug AllergyStaples7,125Penicillin V Allergy Test – Drug AllergyCos Cob7,089Penicillin V Allergy Test – Drug AllergyOld Greenwich6,929Penicillin V Allergy Test – Drug AllergyWinsted6,662Penicillin V Allergy Test – Drug AllergyNorthford6,117Penicillin V Allergy Test – Drug AllergySimsbury Center6,072Penicillin V Allergy Test – Drug AllergyHazardville6,070Penicillin V Allergy Test – Drug AllergyCheshire Village6,006Penicillin V Allergy Test – Drug AllergyBranford Center5,934Penicillin V Allergy Test – Drug AllergyDaniels Farm5,764Penicillin V Allergy Test – Drug AllergySherwood Manor5,710Penicillin V Allergy Test – Drug AllergyNoroton5,682Penicillin V Allergy Test – Drug AllergyPawcatuck5,383Penicillin V Allergy Test – Drug AllergyLake Pocotopaug5,124Penicillin V Allergy Test – Drug AllergyTerryville5,110Penicillin V Allergy Test – Drug AllergyByram4,994Penicillin V Allergy Test – Drug AllergyLong Hill4,645Penicillin V Allergy Test – Drug AllergyQuinnipiac University4,614Penicillin V Allergy Test – Drug AllergyStafford Springs4,611Penicillin V Allergy Test – Drug AllergyMystic4,354Penicillin V Allergy Test – Drug AllergyEast Village4,250Penicillin V Allergy Test – Drug AllergyHeritage Village4,232Penicillin V Allergy Test – Drug AllergyDanielson4,146Penicillin V Allergy Test – Drug AllergyBroad Brook4,145Penicillin V Allergy Test – Drug AllergyOronoque3,790Penicillin V Allergy Test – Drug Allergy