What are the effects and side effects of dust mite drops?

Dust mite drops are a western drug with strong sensitizing properties, thus reducing allergic reactions in patients with dust mite allergy; the drops also have some side effects, such as rash and drowsiness.
Dust mite drops are specific immunotherapeutic drugs with strong sensitizing effect, which can produce specific blocking antibodies and immune tolerance in dust mite-allergic patients and reduce their allergic reactions after re-exposure to dust mites, thus achieving the therapeutic purpose.
Of course, dust mite drops also have some side effects, usually mild, common rashes, runny nose, asthma attacks, cough, drowsiness, headache, dizziness and other discomforts; some patients may experience some rare side effects, such as gastrointestinal discomfort, mild diarrhea, abnormal drowsiness, or even aggravate the allergic reaction.