Doctor insights on:
How Long Does A Rash From An Allergic
Days: Usually a few days to week. Rarely over a month. ...Read more
Anyone know how long after taking a new medicine that an allergic reaction (rashes, itching etc.) would occur?
See below: Most reactions start from the 1st to 4th dose of a medicine. ...Read more
Hours to days: If the rash you have is from a recent and brief exposure, if you have some topical benedryl cream, it should resolve relatively quickly. If you have had prolonged exposure, you might need to add a topical steroid for relief. This might take a couple of days. Finally, if the rash is infected, see your doctor as that might not heal on its own. ...Read more
Variable: Hives or urticaria may wax and wane then resolve within a day or 2 after ingestion or contact with a food allergen. However, poison ivy or nickel allergic contact dermatitis may take 4-6 weeks to eventually resolve. The time to resolution is also impacted by what medications are taken such as oral corticosteroids such as prednisone, which can decrease the time significantly. ...Read more
Depends on the food: Allergic reactions are present as long as the allergen that triggers it is also present. For food, it depends on how much was eaten and if it is eliminated from the body. ...Read more
A few days: Rashes from something you ingest typically last for just a few days or less. The bigger question is what really caused the rash. People break out in rashes from time to time, and it's just human nature to blame the rash on something we ate in the last few hours. If the rash is continuing for more than a week, it probably has nothing to do with the echinacea; you should see your pcp to check it out. ...Read more
Help please? How long does it take for a rash to go away that's an allergic reaction to penicillin?
Several days: Expect to have the rash from 1 to 3 weeks or some remnant of it. ...Read more
Had an allergic reaction to Sulfa. With the shot and meds the dr gave me, the rash is looking better. How long will it take it to go away completely?
See detals: Almost immediately if you have previously taken the med or has a known allergy to it. If you have not taken it previously allergies are very uncommon. ...Read more
Depends: On the stimulus (allergen), the route, and the exposure duration, if ingested might take some time till eliminated, at any rate if it is minor as you described it should be only hours at the most ...Read more
How long will an allergic reaction rash from keflex last? I was on the pills for 13 days before the dr finally said it was an allergic reaction
Days to weeks: Can last days to weeks. Itching usually goes away within a week. But lesions from rash can last several weeks before they completely fade. ...Read more
I was allergic to antiperspirant deodorant, it gave me a rash and caused my lymph nodes to swell switched to non how long for it to be ok and un swell?
We found I am allergic to Prilosec but now my hot flashes have turned rash into hives how long normally take to go away? Been 2 weeks.
Take an antihistamin: See your doctor if a trial of otc antihistamines do not work. He then should refer you to an allergist for further workup. I presume that you have stopped the medication and all similar meds. ...Read more
I've been taking 2 amoxicillin pills everyday for 5 days and had an allergic reaction. I have a rash all over my body, how long will this last?
Days: Typically drug allergic skin reactions such as hives or pinpoint rashes will begin to improve within 2 days of stopping the drug. The rash will then gradually improve over the next several days. With treatment, the course may be shortened and symptoms milder. Be sure to let your doctor know what is happening! ...Read more
I've got a rash from allergic reaction to antibiotics and just had a cortisone injection and have cortisone tablets, after how long will the rash go away?
7-14 days: Usually one week or less after stopping med, but can take as long as 2-3 weeks. ...Read more
I had an allergic reaction to epoxy resin for crafts, how long before a cortisone shot clears up a severe rash on my hands and wrists?
Contact dermatitis: It really depends on several factors. Did you get all of the material off your skin? How long was it in contact with your skin? Is this the first or 2nd time you have had this reaction? How much "cortisone" was in the injection? Most reactions clear in a week. Sometimes a 2nd injection may be necessary. In that case, figure two weeks. But is should get better each day. ...Read more
How long until I see the effects of prednisone for an allergic reaction to cephalexin, severe rash?
I am 'allergic' to the sun, skin gets inflamed and rash breaks out if exposed for long periods of time. My doctor said jus use allegra, (fexofenadine) is that right?
I have a red rash on my hand and knuckles its dry and burns. I think it's a allergic reaction. How long should I wait to see if it goes away.?
7-10 days?: But it is hard to say since it depends much on how severe the reaction has been. Most hand dermatitis are from irritant (soap, detergent, machine oil, frequent washing, frequent hand sanitizer usage etc) Try some topical hydrocortisone cream for a few days and use only unscented soap. Apply hand lotion often especially after washing hands. See dermatologist if not helpful. ...Read more
Re: severe poison ivy rash/allergic reaction of skin - How long does it usually take for a Kenalog shot to kick in and symptoms to start subsiding?
Define "kick in": You can usually expect a reduction in the intensity of itching within 24 hrs. Swelling may take a bit longer. The skin rash will take a week or two to fade whether you have the shot or not. There are products like IVYDRY or Benadryl cream that seem to help some. I avoid calamine lotion as too drying and stinky. ...Read more
How long after taking Azithromycin would an allergic reaction happen? Developed a rash on elbows day after I finished the antibiotics. Related?
Unrelated: Drug rashes can appear within minutes to hours, a day is kind of a long period. If the rash is spreading or bothersome, call or see your doctor ...Read more
In may. After amox. Itchy macularpap rash. Drs. Believe allergic reaction. Now where rash was is lighter spots. Leprosy? Hiv? Cancer? No longer itch
Dx'd with allergic reaction by leg incision 4 wk postop. Rash - red, raised, dry, itchy. Steroid cream 2x day, covered leg in brace. How long last?
Depends: Depends on what type of allergic reaction you are encountering and whether you are still exposed. To the allergen. I presume your problem is from something you came into contact with during surgery and that it is most a skin rash. If no further contact, i'd expect the rash to subside in about a week. If you want a better answer, you will need to give us a better description. ...Read more
How long will an allergic reaction to duac last. The red sand paper like rash is on my face. I am using a 0.5% hydrocortisone cream. Thank you?
Duac Side Effects:
Stop using this medicine and call your doctor at once if you have any of these serious side effects:
severe redness, burning, stinging, or peeling of treated skin areas; or
diarrhea that is watery or bloody
less serious side effects may include:
mild burning or stinging
itching or tingly feeling
dryness or peeling of treated skin; or
redness or other irritation
most rashes last 10-14 days with rx. ...Read more
Avoid allergems: The only way to cure allergic reactions if possible is to avoid the products or conditions that cause the allergy. Unfortunately that may be difficult because of the chemicals in products and the environment. You may be able to to decrease symptoms amd use less medications. ...Read more
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