Original sentence: According to Rigveda "Brahman (Bipra) who removes and destroys the disease is Vaidyabrahmin"
Edited sentence: (-dyī f.-dyaḥ [vidyā astyasya aṇ].1) Relating to the Vedas, spiritual.2) Relating to medicine, medical.3) A learned man, scholar, doctor.4) A medical man, physician; वैद्ययत्नपरिभाविनं गदं न प्रदीप इव वायुमत्यगात् (vaidyayatnaparibhāvinaṃ gadaṃ na pradīpa iva vāyumatyagāt) R.53; वैद्यानामातुरः श्रेयान् (vaidyānāmāturaḥ śreyān) Subhaṣ.A learned/scholar/doctor class formed in india named as Vaidya among vedic brahmin which transformed to cast in later period.According to Mahavarata  [Mahābhārata 1, 6143.According to Rigveda 10.97.6 "Brahman (Bipra) who removes and destroys the disease is Vaidyabrahmin".In ancient time only vedic brahmin could be Vaidya reading Veda/ayurveda.The Sangskrit word Vaidyabrahmin can  be spelled as Vaidybrahmin(Hindi),Vaidbrahmin(Punjabi),Baidyabrahmin (Bengali),Vadyarbrahmin(Malayalam).The word Vaidyabrahmin is a compound of two word vaidya and brahmin.Vaidya (वैद्य).Vedā+dyaḥ+brahmin = Vaidyabrahmin.] dvijeṣu vaidyāḥ śreyāṃso means, Vaidya is the best among brahmin