Drowsy Antihistamines: Allergy Relief, Sleepiness & Safety
Written by: Xuan Jay Soo (PRP), 4 June 2026. Quick Answer Drowsy antihistamines are older allergy medicines that are more likely to cause sleepiness,...
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Xuan Jay Soo
Provisionally Registered Pharmacist
Articles by Xuan Jay Soo
Non-Drowsy Antihistamines: Allergy Relief Without Feeling Sleepy?
Written by: Xuan Jay Soo (PRP), 4 June 2026. Quick Answer Non-drowsy antihistamines are allergy medicines that are less likely to make you sleepy...
First-Generation vs Second-Generation Antihistamines: Drowsy vs Less-Drowsy Allergy Medicines
Written by: Xuan Jay Soo (PRP), 3 June 2026. Quick Answer First-generation and second-generation antihistamines are both allergy medicines, but they differ mainly in...
What Is Cetirizine? Allergy Relief, Uses & Drowsiness
Written by: Xuan Jay Soo (PRP), 3 June 2026. Quick Answer Cetirizine is an antihistamine medicine commonly used for allergy symptoms such as sneezing,...
What Is Fexofenadine? Allergy Relief, Uses & Fruit Juice Warning
Written by: Xuan Jay Soo (PRP), 9 June 2026 Quick Answer Fexofenadine is an antihistamine medicine commonly used for allergy symptoms such as itchy...
What Is Loratadine? Allergy Relief, Uses & Less-Drowsy Safety
Written by: Xuan Jay Soo (PRP), 8 June 2026 Quick Answer Loratadine is an antihistamine medicine commonly used for allergy symptoms such as sneezing,...
What Is Chlorpheniramine? Drowsy Antihistamine Uses & Safety
Written by: Xuan Jay Soo (PRP), 10 June 2026 Quick Answer Chlorpheniramine is an older antihistamine medicine commonly used for allergy symptoms such as...
Antihistamines for Allergic Rhinitis: Sensitive Nose, Sneezing & Runny Nose
Quick Answer Antihistamines can help allergic rhinitis symptoms such as morning sneezing, clear runny nose, itchy nose, itchy eyes, watery eyes, and symptoms triggered...
Antihistamines for Allergic Conjunctivitis: Eye Allergy, Itchy & Watery Eyes
Written by: Xuan Jay Soo (PRP), 12 June 2026 Quick Answer Antihistamines can help allergic conjunctivitis, especially when the main symptoms are itchy eyes,...
What Are Antihistamines? Allergy Medicine, Drowsiness & What to Know
Written by: Xuan Jay Soo (PRP), 1 June 2026. Quick Answer Antihistamines are allergy medicines that help reduce symptoms caused by histamine, such as...