phytosteroids, it could provide another explanation of the mechanism of its anti-fertility action It appears that ethanol extract produces its anti-fertility effects on males and females alike
This study concludes that extracts of the leaves of H. annus reduced the fertility and fecundity of rats, it also reduced the fertility in treated female Wistar rats that were mated with untreated control male rats
Further investigations to determine the mechanism(s) of action of the extract and the nature of the active principal(s) responsible for its noted effects need to be conducted
Conflict of interest statement
We declare that we have no conflict of interest
Acknowledgements
The authors acknowledge the immense help of Mr (C Ahattey and Mr Ovocity of the Departments of pharmacology and physiology laboratories respectively, and Ejiro of the animal facility of the Delta State 6niversity, Abraka