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Doctor insights on: Do Allergy Shots Cause Body Weight Changes

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Do allergy shots cause body weight changes?

Do allergy shots cause body weight changes?

No: Some older allegy medicines increase appetite. In fact Cyproheptadine has been used to help underweight kids. Allergy shots dont do this at all. ...Read more

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Dr. John Chiu
2,491 doctors shared insights

Allergies (Definition)

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


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Can allergy shots really cause weight gain?

No: Allergy shots have no calories and don't increase one's appetite, so they do not cause weight gain. However, if a patient snacks on the way to the doctor's office, snacks in the waiting room, and snacks on the way home, then he will end up getting a lot of extra calories from going to get allergy shots. ...Read more

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Weight gain from allergy shots?

Not likely: Unless there is some reason why you would be pretreated before your injections with something like prednisone, it is very unlikely that your allergy injections would affect your weight. ...Read more

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Can receiving 7 allergy shots for the first time cause a fever?

Can receiving 7 allergy shots for the first time cause a fever?

Unlikely: Allergy injections (allergen immunotherapy) can lead to allergic reactions but not fever. Another cause of the fever should be sought. Immunizations from other vaccines can be associated with fever. It is unclear why a person would receive 7 allergy shots unless they were at intervals of weekly dosing. ...Read more

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What should I do to clear an allergy rash caused by allergy shots?

What should I do to clear an allergy rash caused by allergy shots?

Allergic rash: Take Benadryl (diphenhydramine) 50mg every 6 hours for a day then as needed. You should inform your allergist asap of your reaction so that they can adjust your dosage. Be sure to stay at least 20 minutes in the allergy office after receiving shots. ...Read more

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The next day of my allergy shots I feel a little more tired/congested, is it caused by the allergy shot or the 'Singular' that I take?

The next day of my allergy shots I feel a little more tired/congested, is it caused by the allergy shot or the 'Singular' that I take?

M.D. visit/Mgt: It is not likely to be due to the Singulair (montelukast). Since you have nasal allergic disease under treatment with inhaled steroids and difficulty breathing, reviewing your allergic triggers and a follow up appointment is needed. I would suggest a pulmonary function test with and without a bronchodilator. ...Read more

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I have bumps all over my body that itch like crazy! my dr says i'm allergic to something and wants me to get allergy shots. What else could it be?

I have bumps all over my body that itch like crazy! my dr says i'm allergic to something and wants me to get  allergy shots. What else could it be?

Hives: Allergy shots are not recommended for hives. Itchy bumps sound like hives which can be caused by a variety of things such as infections, allergies, autoimmune illnesses, hormonal issues and hereditary problems. Allergy shots are reserved for hay fever and asthma - respiratory type problems. Hives can be treated with antihistamines and other types of pills. ...Read more

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Dr. Milroy Samuel
64 doctors shared insights

Weight Changes (Definition)

Weight changes are fluctuations in a person's body weight. Weight changes can be normal or abnormal, depending on what a person ...Read more


Dr. David Wyatt
2,932 doctors shared insights

Body Weight (Definition)

Body weight is a term for the ...Read more