Doctor insights on:
What Should I Be Taking For This Allergic Reaction To Lobster
Why would I have an allergic reaction to homemade lobster hours after eating it (approx 5 hours)? This has never happened before.
Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more
I am allergic to seafood but I can eat tunafish and breaded shrimp can I eat lobster and crab without having an allergic reaction?
Difficult to answer: Seafood includes shellfish and fish. Shellfish includes mollusks and crustaceans. You describe being able to eat a sea dwelling fish (tuna) and a crustacean (shrimp). Therefore you are not allergic to seafood. Lobsters and crabs are crustaceans and share the same allergy inducing protein tropomyosin. It does not appear you are allergic to that or you would have had trouble with shrimp. ...Read more
When I eat lobster, crab, & shrimp my stomach starts to bubble and makes my stomach feel full. So I have to throw up is that an allergic reaction?
Check with your doc: Blood testing for allergies has become much more accurate. Check with your doc if you should have some screening. ...Read more
If you are sensitive: If you are sensitive to the proteins in these foods, your body makes antibodies that recognize them and set off an allergic reaction. Most foods have the potential of causing allergies, but a few are more likely and shellfish are among the 8 most common food allergens. ...Read more
If I was going to have a server allergic reaction to medication and I stopped taking it how long would it take to find out if it was a bad one or mild?
See details: I depends on the half-life of the medication, In order words, how long the med stays in your system. ...Read more
If I had a allergic reaction to biaxon and stopped taking it, then why am I having allergic reactions to cefdinir. Am I allergic to this too?
Varies: Mostly with in 2 hours.Get a more detailed answer ›
Varies: If severely allergic, symptoms such as itching, hives, or wheezing can start immediately, or may develop 30 minutes to 4 hours after taking it. Milder reactions, such as rash, may not start for several days after starting he medication or, as is often the case with antibiotics, not until the second or third time you take it. ...Read more
How long dose it take to have an allergic reaction to a medication if it is you're first time taking the medication?
Diflucan (fluconazole): Usually in one to 72 hours.Get a more detailed answer ›
Allergic reaction: Reactions to medications can take 15 minutes to over 1 week to develop. ...Read more
How long does methotrexate stay in your system after you stop taking drug. I am having a allergic reaction to the medicine.
1/2 life depends on dose 3-10 hours with low dose and 8-15 hours with high dose
We usually say it is out after 5 1/2 lives bt there are tissue effects too - maybe 3 weeks ...Read more
If I'm having a strong radiating burning sensation after taking medicine, does it mean I'm having an allergic reaction to it?
Intolerance: This is not the usual allergic response but may be a side effects from your medication. Call your doctor to find out if an alternate choice may be better for you ...Read more
Been taking Cipramil (10mg) for a week now on (20mg) also with (5mg) zypreza. How long does it take for an allergic reaction to occur? Worried.
Allergy?: Although rare, allergies to medications occur soon after starting the medication. ...Read more
I had a severe allergic reaction to keflex. Can I trust taking other antiobios in the future without being pre-tested? How to know if allergic again?
Many options: Antibiotics are in a number of chemical classes. With a severe reaction to Keflex (also called cefazolin), you should avoid antibiotics in the cephalosporin and probably the penicillin class, as there is a higher chance of cross reactivity. Typically, we will give antibiotics in a different chemical class rather than testing. For you, examples may be clindamycin, Ciprofloxacin or vancomycin. ...Read more
Low likelihood: While both of these antibiotics are macrolides, erythromycin has a 14 carbon lactone ring and azithromycin has a 15 carbon lactone ring. The likelihood is low for cross reactivity, however, a board certified allergist can provide strategies to assess this. Skin tests may be helpful, yet are not standardized so a graded challenge may be necessary. ...Read more
Allergic Reaction?: Not sure what you mean by allergic reaction. If you are referring to anaphylaxis then epinephrine is the treatment of choice, call 911. Allergic rhinitis is treated with OTC antihistamines, daily intranasal steroid or antihistamine sprays, saline rinses, etc. Allergy shots also an option. Avoidance of triggers is important but see an Allergist first to determine exactly what you are allergic to. ...Read more
Why allergists exist: Finding & treating the cause of allergic reactions is the main function of an allergist. A solid understanding of the immune system is required, so that immunology goes hand in hand. Timing, prevalence of various causes, location, description, examination, associated factors, family history and finally testing enables allergists to identify the culprit, if one is present; treatment is pt-centered. ...Read more
Inflammatory rxn: An allergic reaction is the body's defense against an agent it considers harmful or toxic to the body. Most allergic reactions start with food allergies that are undiagnosed and "rev up" the immune system leading to multiple other reactions to environmental items as in mcs. First firgure out what's wrong with the gut and fix it and the immune system will settle down and others will lessen/go away. ...Read more
Allergic reactions often causes itching but the symptoms are greatly organ-dependent.
*Nose- congestion, runny nose, sneezing
*Eyes- itching, redness, tearing
*chest-wheezing, shortness of breath, and coughing.
Other conditions include hives from food, itchy mouth and throat from certain fruits, and rarely anaphylaxis.
Contact skin allergy is yet another but the mechanism is different. ...Read more
Immunologic: An allergic reaction is the body's immunologic response to a substance (typically a protein) that it determines is "foreign." the body's th2 type of t cells interacts with b cells that produce ige antibodies. When ige antibodies that are present on mast cells subsequently encounter the allergen, the mast cell releases histamine and other chemical mediators that lead to the symptoms of allergy. ...Read more
Symptoms: If the allergy is to a food or ingested medication, the typical symptoms are vomiting, diarrhea and rash (hives, itching). If trigger was airborne like pollen or pet dander, then itching (nose, skin, eyes), sneezing, runny nose and cough. Asthma symptoms can be from an allergy. An allergist can assist in identifying is symptoms are from an allergy and determine specifically which allergen. ...Read more
You mean marijuana?: A rule of thumb is that anything that has pharmacologic effects also has side effects and can precipitate allergic reactions. This is obviously more common for certain compounds than for others, but is theoretically possible for any compound. That being said, I've never seen or read about a true allergic reaction to marijuana. ...Read more
Allergy: If you seek the opinion of an allergist you may be able to elucidate the mystery ...Read more
Discuss: Discuss with a physician or care-giver practiced in recognizing allergic reaction. True immune mediated allergy is often confused with pharmacological side effects from medication or non-allergic food intolerance. Also, there are some typical patterns for rash associated with allergy, but many types of rash that are non-allergic. ...Read more
No: Rosacea is an inherited condition characterized by extra sensitive skin, flushing, dilated blood vessels, inflammatory bumps that mimic acne, and enlarging bumpy nose. Common triggers are chronic sun exposure, caffeine, alcohol, and increase in core temperature, etc...The inflammatory reaction of rosacea is not histamine driven as it is in an allergic reaction. ...Read more
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