L-Cet is an antihistamine medication containing Levocetirizine Dihydrochloride 5 mg. Each pack contains 20 tablets designed to provide relief from allergy symptoms. L-Cet contains Levocetirizine Dihydrochloride as its active ingredient. As this is a medication, please consult your healthcare provider for proper dosage, usage instructions, and information about potential side effects and drug interactions before use.