Rudra could bring diseases with his arrows, but he was able to free people of them and his alternative Shiva is a healer physician god.
ɹˈʌdɹə kʊd bɹˈɪŋ dɪzˈiːzᵻz wɪð hɪz ˈæɹoʊz, bˌʌt hiː wʌz ˈeɪbəl tə fɹˈiː pˈiːpəl ʌv ðˌɛm ænd hɪz ɔːltˈɜːnətˌɪv ʃˈiːvə ɪz ɐ hˈiːlɚ fɪzˈɪʃən ɡˈɑːd.