Sambasivarao, K. published the artcileEffect of some antihistaminic drugs on the estrous cycle of rats, COA of Formula: C17H20ClN3, the publication is Indian Journal of Physiology and Pharmacology (1977), 21(2), 156-8, database is CAplus and MEDLINE.
The effect of some antihistaminic drugs namely antazoline-HCl [2508-72-7], diphenhydramine-HCl [147-24-0] and mepyramine maleate [59-33-6] has been investigated on the estrous cycle in albino rats. On daily i.p. administrationfor 6 days, all 3 drugs (10 mg/kg) significantly prolonged the duration of the estrous cycle. The duration of subsequent cycles returned to near normal.
Indian Journal of Physiology and Pharmacology published new progress about 2508-72-7. 2508-72-7 belongs to imidazoles-derivatives, auxiliary class Inhibitor,Immunology/Inflammation,Histamine Receptor, name is N-Benzyl-N-((4,5-dihydro-1H-imidazol-2-yl)methyl)aniline hydrochloride, and the molecular formula is C17H20ClN3, COA of Formula: C17H20ClN3.
Referemce:
https://en.wikipedia.org/wiki/Imidazole,
Imidazole | C3H4N2 – PubChem