<prompt> All are adverse effects of phenytoin exceptHypertrophy of gumsHirsutismHypertensionHypersensitivity  <response>: Ans. is c i.e., Hypertension Adverse effect of phenytoinAt therapeutic levelAt high plasma level dose relateda Hypertrophy of gum -commonest in 20a Cerebellar and vestibular manifestationb Hirsutism, coarsening of facial features Ataxiac Hypocalcemia Vertigod Hypersensitivity reactions, these include - Diplopia Rashes Nystagmus DLEb Epigastric pain, vomiting, nausea Lymphadenopathyc I.V. Injection causes local vascular injury Neutropeniae Hyperglycemia- it inhibits release of insulind Fall in B.P. and cardiac arrythmiasf Hydantoin syndrome- fetale Drowsiness mental confusionsg Megaloblastic anemia 