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Dr. Michael Zacharisen

Allergy and Immunology
Bozeman, MT
34 years experience male

Locations

Family Allergy & Asthma Care of Montana

Bozeman, MT

Address

4265 Fallon Street, Suite 3A, Bozeman, MT
Directions

My office hours

Wednesday: 8:00am - 5:00pm
Show more

Fax

4064517020

Office

Bozeman, MT

About

Bio

Practiced at Medical College of Wisconsin for 17 years as Professor of Pediatrics and Medicine. Board certified Allergy/Immunology and 21 years as board-certified Pediatrician. Founder of Family Allergy Asthma Care of Montana in Bozeman, MT. MD at Medical College of Wisconsin with AOA. Residency at Children's Hospital of Wisconsin and fellowship in Allergy/Immunology at Medical College of Wisconsin Affiliated Hospitals. Now, Clinical Professor at University of Colorado School of Medicine, Denver, CO.

Specialties
Doctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.

Allergy and Immunology

Pediatrics - Allergy & Asthma

Languages spoken

English

Doctor Q&A

1.5K Answers
625 Agrees
The number of answers this doctor has agreed with.
A 29-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Absolutely: Milk allergy is common in infants and can manifest as hives, swelling, and even respiratory symptoms. Non-ige milk allergy can manifest as colitis in... Read More
A 34-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
None: Foods will not cause Adrenalin release (fight or flight response) unless a person is having a serious allergic reaction and the body is trying to comp... Read More
A 27-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Allergy, sinus, both: It is difficult to separate allergic rhinitis from sinusitis. While colds resolve over 7-10 days, allergies can have ongoing symptoms. Sinus infectio... Read More
A 44-year-old male asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Not likely: Short-term chronic marijuana use does not have a substantial adverse effect on b or t cells of young healthy adults. Igg levels were not affected. B... Read More
A 58-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
See specialist: Severe coughing can interfere with sleep and daily activities. The best approach is to see a lung specialist to identify the reason for the cough so ... Read More
A 43-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Symptoms and testing: Allergic reactions to pecans manifest as hives, lip/face/tongue swelling, anaphylaxis, itching, vomiting/diarrhea or wheezing. Symptoms can range fro... Read More
A 30-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Nonallergic thinitis: Cold air can lead to a drippy, runny nose called skier's nose. A red nose after being in cold air is likely a normal response to increased blood flow... Read More
A 32-year-old male asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Post nasal drip: Along with nasal congestion, if there is post nasal drip, this could lead to swallowing large amounts of mucus that could cause nausea.
A 39-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Unlikely: Hives are very common occurring in about 25% of the population. Frequently a trigger is not found. The most common triggers of acute hives in young ... Read More
A 32-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Identify trigger: The key to successful outcomes in allergies is identification of the trigger so avoidance measures can be taken. Medications like antihistamines may ... Read More
A 34-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Yes: Nurofen (ibuprofen) is a NSAID medication used to treat pain, fever, etc. Claritin (loratadine) is a new generation antihistamine used for treating a... Read More
A 33-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Not typically: Muscle aches and chills are frequently associated with viral infections such as the flu. With allergies, there is usually itching, sneezing, nasal co... Read More
A 33-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Not usually: Both the Claritin (loratadine) (antihistamine) and d (decongestant) are more likely to dry up the nose than make it run. Consider seeing an allergist ... Read More
A 45-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Various ways: The most common symptoms of food allergy including those to shrimp are hives/swelling [lip, tongue], and gastrointestinal symptoms (vomiting/abdominal... Read More
A 35-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Caution: Certain allergy pills such as traditional antihistamines (like benadryl) can lead to drowsiness and impaired reaction time. Adding alcohol can worsen... Read More
A 35-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
It can: Chlorpheniramine is a first generation antihistamine and compared to other first generation antihistamines (like benadryl) it is typically less drows... Read More
A 38-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Qvar 40 mcg maybe: The asthma inhaler Qvar (40 microgram) comes in a light brown plastic actuator. The strength of the inhaler will be listed on the metal canister. If... Read More
A 42-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
No cure yet, but...: Allergy shots (allergen immunotherapy) is currently the only treatment that is disease modifiying, meaning it can change how the body responds to expo... Read More
A 46-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Yes but why: Although antihistamines are a very safe class of medications, the better question is why is there a need to take them daily? If antihistamines are be... Read More
A 33-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Unlikely: The inflammation of allergies can cause the lining of the nose to swell and secrete mucus, but the outward appearance of the nose should not change. ... Read More
A 20-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Prolonged runny nose: When a runny nose lasts longer than about 2 weeks, the possibilities include allergies, sinus infection and irritant rhinitis (chemical, fumes, etc). ... Read More
A 37-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
At least 1 exposure: The exact number is not known. Some children develop anaphylaxis seemingly on the first exposure of eating something. In these cases, the child was ... Read More
A 36-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Either one: When the inhaler is used properly with good technique, it can provide as much bronchodilation as a nebulizer dose. For those patients with poor coor... Read More
A 34-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Several treatments: Small nasal polyps can typically be treated with nasal steroid sprays. Larger nasal polyps may require oral Prednisone and possibly surgery. Evaluat... Read More
A 38-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
High eos and exclude: HES is when there is elevated eosinophil count (≥ 1500 eosinophils/mm³) in the blood for at least 6 months without any recognizable cause, with involv... Read More
A 34-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Not likely: Nasalcrom is an otc nasal spray for allergies that is very mild with minimal side effects. Also, symbicort, (budesonide and formoterol) a combination ... Read More
A 47-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Depends on size: Large nasal polyps are generally surgically removed by ENT surgeons. Sometimes small nasal polyps are treated with topical nasal steroid sprays. Nas... Read More
A 32-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Not citrus: The citrus fruits include orange, lemon, lime and grapefruit. For a little more information on citrus and citrus allergy go to: http://www.Familyal... Read More
A 36-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
No: Ear wax (cerumen) is common in the external ear canals but does not interfere with sinus function and therefore does not cause sinus infections.
A 32-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
not necessary: While a humidifier can increase the moisture in the air, it can also promote dust mite growth and if not cleaned properly, lead to mold growth and dis... Read More
A 48-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Measures immunity: It is common for physicians who assess persons with recurrent infections for immune deficiency to check pneumococcal antibody levels. A person with a... Read More
A 41-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Equal: When it comes to nasal steroid sprays they are all effective and it typically becomes a "patient preference." Flonase smells like flowers and require... Read More
A 41-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Among other things: Diesel fumes can be an irritant that triggers sneezing. Diesel fumes/smoke have also been associated with triggering and perhaps inducing asthma esp... Read More
A female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Indoor allergy?: Frequently indoor allergies manifest as night time or morning symptoms of congestion, nasal discharge and post nasal drip. While medications are help... Read More
A 40-year-old female asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Sometimes: During an allergic reaction, a person can release their own Adrenalin (epinephrine) and mild anaphylactic reactions can resolve. It is unlikely howeve... Read More
A 36-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Yes: Claritin (loratadine) is a new generation antihistamine while phenylephrine is an oral decongestant. It would be similar but not identical to taking ... Read More
A 49-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Hives or worse: Pumpkin seed allergy is very unusual. The symptoms can be mild itching to severe anaphylaxis. See my blog i just published at http://www.Familyallerg... Read More
A 49-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Avoid the food: The best current treatment for food allergies is avoiding that particular food. After avoidance, antihistamines can decrease itching associated with ... Read More
A 36-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Avoid wheat: Currently, the only treatment for food allergy is to strictly avoid that particular food. This means reading labels--by law, wheat must be listed on ... Read More
A 39-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Yes: There is no antihistamine such as Zyrtec (cetirizine) in the Mucinex (guaifenesin) Sinus Max medication which contains acetaminophen (Tylenol), a deco... Read More
A 39-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Yes: By definition, asthma is a reversible airway disease (or at least partially reversible). When properly treated, the lung function should return to nor... Read More
A 43-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Antihistamine: Loratadine is a new generation antihistamine marketed as claritin (loratadine). While most patients do not experience significant side effects (usual... Read More
A 49-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Some info here: Avoid "swamp cooler" type of air conditioner. This may promote mold growth. Most air conditioners not only cool and dry air, but filter it so it is ... Read More
A 50-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Steroid side effects: Decadron also known as dexamethasone is a potent steroid that can be taken as pill, injection or cream. Side effects are like other steroids but can ... Read More
A 48-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Yes: People can have adverse reactions to ingesting eggplant, possibly due to the pharmacologic action of histamine and other non-protein components, rathe... Read More
A 46-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Avoidance: The current treatment for food allergies is reading ingredient labels to find foods that do not contain that particular food. A dietician or nutritio... Read More
A 50-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Unlikely: Typically, the allergic reaction to a food including coconut would be to the protein rather than the oil (fat). Therefore, if a person can tolerate c... Read More
A 47-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Determine cause: By determining the cause of coughing spasms, a specific treatment can be used. Cough suppressants should be avoided as they may slightly "cover up" s... Read More
A 44-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Trigger asthma: Smoking can have many short and long term adverse including worsening asthma. The children of mothers who smoke increase the risk of their children h... Read More
A 44-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 34 years experience
Relax!: Allergy skin testing has come a long way over the years. The procedure is performed by board certified allergists. It typically takes about 2 second... Read More

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Testimonials
Recommendations and Thank you notes are endorsements given from patients or other doctors.

18
Recommendations
1.8K
Thank you notes
Oct 21, 2013
Dr. Zacharisen provides informative detailed responses to questions that have been challenging. He is straightforward, knowledgeable, accurate and obviously empathetic to the people posing these issu...Read More
Oct 13, 2013
I enjoy learning from Dr. Zacharisen's answers, as he makes things understandable and approachable. He's a great resource here, providing public service on HealthTap.
Oct 14, 2013
I endorse Dr. Zacharisen. He provides accurate, understandable information on Healthtap. He is providing an excellent service to the public. I recommend Dr. Zacharisen.
HealthTap member
This was very helpful. Thanks! My pupils have been pinpoint all afternoon and evening and the only thing I could think that I did different than any other day was that I used my nasal spray a couple t...Read More
HealthTap member
Thank you, your answer or tip was very helpful! Thanks so much for your prompt reply. It is my first time taking symbacort and I do hope it gets everything under control. Thanks again.
HealthTap member
Thank you, your answer was very helpful! Thank u so much I dont think the the thanks above enough for what u do and the time u take for the people u help u are a very special person

Education & Training

Medical/Graduate school

Medical College of Wisconsin, WI
Graduated 1988MD

Residency

Medical College of Wisconsin Affiliated Hospitals

Residency

Children Hospital of Wisconsin

Awards

Best Doctors, M Magazine
Best Doctors in America
Top Doctors in Milwaukee

Affiliations

American College of Allergy, Asthma, & Immunology - Fellow
Montana Medical Association
90,000 U.S. doctors in 147 specialties are here to answer your questions, provide medical advice, write prescriptions, and more.
Answer emailed
in 24 hours or less