药物信息为Oxycodone and Aspirin Tablets USP C-II Rx only 30187-3 (Watson Laboratories, Inc.): DESCRIPTION

Oxycodone and Aspirin Tablets, for oral administration, contain:

Oxycodone Hydrochloride USP 4.5 mg*

Oxycodone Terephthalate USP 0.38 mg*

Aspirin USP 325 mg

* The total of 4.5 mg oxycodone HCl and 0.38 mg oxycodone terephthalate is equivalent to 4.33 mg of oxycodone as the free base.

In addition, each tablet also contains the following inactive ingredients: corn starch, D&C Yellow #10 Aluminum-lake and microcrystalline cellulose.

The oxycodone hydrochloride component is Morphinan-6-one, 4,5-epoxy-14-hydroxy-3-methoxy-17-methyl-, hydrochloride, (5α)-, a white to off-white, hygroscopic crystals or powder, odorless, soluble in water; slightly soluble in alcohol. Oxycodone Terephthalate is freely soluble in water and slightly soluble in alcohol. Oxycodone hydrochloride is represented by the following structural formula:

The aspirin component is 2-(acetyloxy)-, Benzoic acid, a white crystal, commonly tabular or needlelike, or white, crystalline powder. Is odorless or has a faint odor. Is stable in dry air; in moist air it gradually hydrolyzes to salicylic and acetic acids. Slightly soluble in water; freely soluble in alcohol; soluble in chloroform and in ether; sparingly soluble in absolute ether and is represented by the following structural formula: