Reference:
- Choosing an Over-The-Counter Allergy Medication - (https://www.health.harvard.edu/diseases-and-conditions/choosing-an-over-the-counter-allergy-medication)
- The Best Over-the-Counter Allergy Medications - (https://www.verywellhealth.com/choosing-over-the-counter-allergy-treatment-3859664)
- Popular Over-the-Counter Oral Antihistamine Brands - (https://www.healthline.com/health/allergies/antihistamine-brands#second-and-thirdgeneration-brands)
- Decongestants: OTC Relief for Congestion - (https://familydoctor.org/decongestants-otc-relief-for-congestion/)
- What Is Pseudoephedrine? - (https://www.verywellhealth.com/what-is-pseudoephedrine-1192197)
- What is Hydrocortisone? - (https://www.everydayhealth.com/drugs/hydrocortisone)
Editor: Dr. Simi Paknikar
Technically Checked by: Lingaraj