Pfizer says there's no way it could have known about the aldosterone-boosting effects.

FORBES

The key question for Merck is how much of torcetrapib's toxicity was caused by the pill's accidental effect on aldosterone.

FORBES

Your doctor may also ask you to avoid hard licorice products for a couple of weeks before the test, as these can affect aldosterone levels.

CNN: Primary aldosteronism

Pfizer's rival Merck is presenting animal data at the AHA meeting showing that torcetrapib does affect aldosterone but that its own HDL-booster drug, anacetrapib, does not.

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For example, your child may take an oral drug such as hydrocortisone or dexamethasone to replace cortisol and fludrocortisone to replace aldosterone on a daily basis.

CNN: Congenital adrenal hyperplasia

Pfizer's rival Merck (nyse: MRK - news - people ) is presenting animal data at the AHA meeting showing that torcetrapib does affect aldosterone but that its own HDL-booster drug, anacetrapib, does not.

FORBES: The Secrets Of Pfizer's Toxic Pill