Declension table of ?prasādya

Neuter	Singular	Dual	Plural
Nominative	prasādyam	prasādye	prasādyāni
Vocative	prasādya	prasādye	prasādyāni
Accusative	prasādyam	prasādye	prasādyāni
Instrumental	prasādyena	prasādyābhyām	prasādyaiḥ
Dative	prasādyāya	prasādyābhyām	prasādyebhyaḥ
Ablative	prasādyāt	prasādyābhyām	prasādyebhyaḥ
Genitive	prasādyasya	prasādyayoḥ	prasādyānām
Locative	prasādye	prasādyayoḥ	prasādyeṣu

Compound prasādya -

Adverb -prasādyam -prasādyāt