Qualitative phytochemical examination of crude extract
revealed the presence of alkaloids, flavonoids, phenol,
steroids, tannins and triterpenoids (table 1). No acute oral
toxicity was observed and extract considered to be safe at
the dose of 50-2000 mg/kg body weight. The results of
various extracts of H. integrifolia leaves, analyzed for
analgesic activity by tail flick method are given in (table
2) and found statistically significant (P