The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2020
Filed:
Feb. 26, 2019
Sun Pharmaceutical Industries Limited, Mumbai, Maharashtra, IN;
Alpesh Goyani, Baroda, IN;
Deepak Singodia, Baroda, IN;
Bhaskar Pallerla, Baroda, IN;
Sudeep Kumar Agrawal, Baroda, IN;
Subhas Balaram Bhowmick, Baroda, IN;
Rajamannar Thennati, Baroda, IN;
Pharmaceutical Industries Limited, Mumbai, IN;
Abstract
A parenteral unit dosage form comprising an aqueous solution of dihydroergotamine or pharmaceutically acceptable salt thereof as a sole active ingredient, one or more pH adjusting agents, and optionally one or more co-solvents, wherein the pH of the aqueous solution is such that it contains substantially lower amount of impurity of Formula I and impurity of Formula II as compared to aqueous solution having a pH of 4.0 or less, when the parenteral unit dosage form is stored at 25° C. and 60% relative humidity for at least three months.