SPL Set ID: 3ae4ca12-be39-46b9-bc4c-f8356776c175
1 drug(s) with this SPL Set ID
Doxycycline hyclate delayed-release tablets, USP contain specially coated pellets of doxycycline hyclate, USP, a tetracycline class drug synthetically derived from oxytetracycline, in a delayed-release formulation for oral administration. The structural formula for doxycycline hyclate, USP is: with a molecular formula of C 22 H 24 N 2 O 8 , HCl, ½ C 2 H 6 O, ½ H 2 O and a molecular weight of 512.9. The chemical name for doxycycline hyclate is [4S(4aR,5S,5aR,6R,12aS)] -4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-deoxonaphthacene-2- carboxamide monohydrochloride, compound with ethyl alcohol (2:1), monohydrate. Doxycycline hyclate, USP is a yellow to light yellow powder, freely soluble in water and in methanol; sparingly soluble in alcohol; practically insoluble in chloroform and in ether. It dissolves in aqueous solutions of alkali hydroxides and carbonates. Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each tablet contains doxycycline 75 mg, 100 mg, 150 mg and 200 mg (equivalent to doxycycline hyclate 86.55 mg, 115.41 mg, 173.11 mg and 230.82). Inactive ingredients in the tablet formulation are: colloidal silicon dioxide, corn starch, croscarmellose sodium, crospovidone, hypromellose, hypromellose phthalate, lactose anhydrous, lactose monohydrate, low substituted hydroxypropyl cellulose, magnesium stearate, microcrystalline cellulose, polyethylene glycol 6000, povidone (K-30), sodium chloride, talc and triethyl citrate. Each doxycycline hyclate delayed-release tablets 75 mg contains 4.7 mg (0.204 mEq) of sodium, each doxycycline hyclate delayed-release tablets 100 mg contains 6.3 mg (0.274 mEq) of sodium, each doxycycline hyclate delayed-release tablets 150 mg contains 9.4 mg (0.409 mEq) of sodium and each doxycycline hyclate delayed-release tablets 200 mg contains 12.6 mg (0.548 mEq) of sodium. This drug product meets USP Dissolution Test 5. structure