Declension table of ?viṣadhāna

Masculine	Singular	Dual	Plural
Nominative	viṣadhānaḥ	viṣadhānau	viṣadhānāḥ
Vocative	viṣadhāna	viṣadhānau	viṣadhānāḥ
Accusative	viṣadhānam	viṣadhānau	viṣadhānān
Instrumental	viṣadhānena	viṣadhānābhyām	viṣadhānaiḥ viṣadhānebhiḥ
Dative	viṣadhānāya	viṣadhānābhyām	viṣadhānebhyaḥ
Ablative	viṣadhānāt	viṣadhānābhyām	viṣadhānebhyaḥ
Genitive	viṣadhānasya	viṣadhānayoḥ	viṣadhānānām
Locative	viṣadhāne	viṣadhānayoḥ	viṣadhāneṣu

Compound viṣadhāna -

Adverb -viṣadhānam -viṣadhānāt