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Method of using deuterated calcium channel blockers

  • US 6,221,335 B1
  • Filed: 11/03/1998
  • Issued: 04/24/2001
  • Est. Priority Date: 03/25/1994
  • Status: Expired due to Fees
First Claim
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1. A method of blocking calcium channels with enhanced efficacy in an animal comprising:

  • administering to an animal in need thereof, an effective amount of an enriched calcium channel blocking compound of the following structure;

    wherein R is hydrogen or deuterium and one or more R is deuterium.

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