See a like elliptical use of idem § 23: eadem temperantia; § 10: iisdem nemoribus.
Carolus a Lorme, amongst other questions discussed for his degree at Montpelier in France, hath this, An amantes et amantes iisdem remediis curentur?
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "iisdem" in a variety of sentences. We hope that you will now be able to make sentences using this word.