Doctor insights on:
How does the safety of the antihistamine nose sprays compare with the steroid sprays for an adult with springtime allergies using sprays for 3 months?
Specific to each one: Both kinds of nasal sprays contain medications designed to work in the nose with little absorption into the rest of the body. It is somewhat unfair to compare their side effects, because they have different purpose. Antihistamines stop the action of histamine, preventing swelling and production of secretions. Steroids major role is to reduce swelling (inflammation) once it has developed. ...Read moreSee 1 more doctor answer
How does the effectiveness of the antihistamine nose sprays compare with the steroid nose sprays for an adult with springtime allergies?
Both help: Both methods of treatment can be effective. Results vary from one individual to another. In general, steroid sprays might be considered more effective, but some individuals may not tolerate them due to nosebleeds or other effects and may respond better to the antihistamine sprays. Treatment should be individualized. ...Read moreSee 1 more doctor answer
Yes but...: Antihistamines can be taking twice a day safely if required but there are other treatments available. If by allergic reaction you are referring to seasonal allergies, the gold-standard therapy is daily nasal steroid sprays and/or antihistamine nasal sprays. Nasal saline rinses, avoidance measures, and if refractory to treatment, allergy shots can also be helpful. See an Allergist for more details. ...Read more
Antihistamines: Safety of high dose medications is often unknown. Our experience comes from case reports of persons who intentionally or accidentally consumed unusually excessive quantities. When Claritin was first investigated, safety studies were done at 40 mg (4 times the current recommended dose). We take 10 mg because effectiveness is not significantly different between 10 mg and 40mg. ...Read moreSee 1 more doctor answer
Taking lethal over: Dose would do that. Lethal overdoses of antihistamines are rare. Are you considering taking an overdose of antihistamines? If so, please get help right away. You can use national suicide hotlines 24/7 at 1-800-suicide (1-800-784-2433) or 1-800-273 – talk (1-800-273-8255). If you have accidentally taken too many antihistamines please contact 1-800-222-1222 (poison control hotline). Take care. ...Read more
45-90 minutes: Antihistamines taken by mouth begin to work in about an hour but may take longer if you've just eaten. Antihistamine nasal sprays (astepro, patanase) begin to work in 30 minutes. An antihistamine injection, usually diphenhydramine, sometimes given for a severe allergic reaction or anaphylaxis begins to work in a few minutes. ...Read moreSee 1 more doctor answer
Is there such thing as antihistamine resistance? Seems like it becomes less effective the more I take it.
- Talk to a doctor live online for free
- Can you take mucinex with an antihistamine?
- What is the highest dose of antihistamine i can take?
- Ask a doctor a question free online
- Dayquil antihistamine
- Can i take more than one antihistamine?
- Excessive vaginal discharge on the pill compared to before using the pill
- Is there a homeopathic remedy which acts as an antihistamine?
- Talk to a dermatologist online