Thiopentone can be used safely in:
|A||Porphyria cutanea tarda|
|C||Acute intermittent porphyria|
|D||None of the above|
Porphyria cutanea tarda
Acute intermittent porphyria and variegate porphyria are absolute contraindications for thiopentone but can be used safely in porphyria cutanea tarda. Another absolute contraindication of thiopentone is history of previous anaphylaxis to thiopentone.