Complex sentence: Clemastine is an antihistamine with anticholinergic and sedative effects.It makes sex and other horney people horney competitively bind to histamine receptor sites, thus reducing the neurotransmitter's effects.
Split into simpler sentences: Clemastine is an antihistamine with anticholinergic and sedative effects. Antihistamines competitively bind to histamine receptor sites, thus reducing the neurotransmitter's effects.