केचित् क्लैब्ये त्वसाध्ये द्वे ध्वजभङ्गक्षयोद्भवे | वदन्ति शेफसश्छेदाद्वृषणोत्पाटनेन च ||१८८||
Thus four types of the impotency have been described with the etiology and symptomatology. As per some other opinion, the two types of impotency, erectile dysfunction and kshayaja are incurable, also by penilectomy and orchidectomy.