The word bruh is slang. It can mean really or sometimes bro. Their  is the possessive pronoun of them or themselves.   They're is a contraction or shortening of 'they are'.   . Their means belonging to people or things previously mentioned or  easily identified (Your parents do not look similar, except for  their noses).
Claritin is an antihistamine. It blocks histamine, a chemical that causes congestion, itching, and other allergic reactions. Antihistamines can also make you sleepy, but Loratadine is a low-drowsiness version. Claritin D is a combination medicine for allergies. Loratadine (an antihistamine) prevents allergy symptoms like runny nose, sneezing, and itchy eyes or skin.
A: Loratadine (Claritin) is an antihistamine that can be used for the temporary relief of runny nose, sneezing, itchy eyes, watery eyes, and itching in the back of the throat due to hay fever or other upper respiratory allergies.Loratadine works by blocking histamine in the body.: Loratadine (Claritin) is an antihistamine that can be used for the temporary relief of runny nose, sneezing, itchy eyes, watery eyes, and itching in the back of the throat due to hay fever or other upper respiratory allergies. Loratadine works by blocking histamine in the body.