I took loratadine for relief from seasonal allergies and it had no effect whatsoever on my symptoms. I spoke to 2 different pharmacies and one said it needed to build up in my system to be effective or in other words I needed to take it for several days before any symptom relief would take effect. The other pharmacist said it should be effective the first day I took it. Which is correct?
- Loratadine Information for Consumers
- Loratadine Information for Healthcare Professionals (includes dosage details)
- Side Effects of Loratadine (detailed)
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