Feeling tired or sleepy Do not drive and do not use tools or machines while affected.
Water or other liquid is not needed to swallow the dose.
They may be able to offer you a different antihistamine.
Somnolence, tachycardia, and headache have been reported with overdoses.
What to Expect You should start to feel better within about an hour of taking loratadine.
Monitor therapy Tiotropium: Anticholinergic Agents may enhance the anticholinergic effect of Tiotropium.