Phenytoin toxicity | PGI MCQs for MD MS Preparations

Phenytoin toxicity 

a. Gum hypertrophy 
b. Acne rosacea 
c. Exacerbation of acne vulgaris 
d. Loss of hair
e. Hypopigmentation

Ans. (A) Gum hypertrophy; (C) Exacerbation of acne Vulgaris

Adverse effect of phenytoin

Dose related	Idiosyncratic
Drowsiness	Rash
Ataxia	acute hypersensitivity
dysoarthria	reaction
Rarely abnormal movement

Chronic
- Gum hypertrophy

- Coarsening of facial features

- Hirsutism acne

- SLE like Syndromes