RVP

Drug Catalog - Product Detail

BUSPIRONE HCL TB 15MG 500

NDC Mfr Size Str Form
68382-0182-05 ZYDUS PHARMACEUTICALS (USA) 500 15MG TABLET
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Description
DESCRIPTION Buspirone hydrochloride tablets, USP are an antianxiety agent that is not chemically or pharmacologically related to the benzodiazepines, barbiturates, or other sedative/anxiolytic drugs. Buspirone hydrochloride, USP is a white crystalline powder. It is very soluble in water; freely soluble in methanol and in methylene chloride; sparingly soluble in ethanol and in acetonitrile; very slightly soluble in ethyl acetate and practically insoluble in hexanes. Its molecular weight is 422. Chemically, buspirone hydrochloride is 8-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-8-azaspiro[4.5]decane-7,9-dione monohydrochloride. The molecular formula C21H31N5O2•HCl is represented by the following structural formula: Each buspirone hydrochloride tablet intended for oral administration contains 5 mg or 10 mg or 15 mg or 30 mg buspirone hydrochloride (equivalent to 4.6 mg, 9.1 mg, 13.7 mg, and 27.4 mg of buspirone free base, respectively). In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, lactose monohydrate, magnesium stearate, microcrystalline cellulose and sodium starch glycolate. The 5 mg and 10 mg tablets are scored so they can be bisected. Thus, the 5 mg tablet can also provide 2.5 mg dose, and the 10 mg tablet can provide a 5 mg dose. The 15 mg and 30 mg tablets are scored so they can be either bisected or trisected. Thus, a single 15 mg tablet can provide the following doses: 15 mg (entire tablet), 10 mg (two thirds of a tablet), 7.5 mg (one half of a tablet), or 5 mg (one third of a tablet). A single 30 mg tablet can provide the following doses: 30 mg (entire tablet), 20 mg (two thirds of a tablet), 15 mg (one half of a tablet), or 10 mg (one third of a tablet). MM1
How Supplied
HOW SUPPLIED Buspirone Hydrochloride Tablets USP, 5 mg are white to off-white, capsule-shaped, flat- faced, beveled-edge tablets debossed with bisect on one side; one side of bisect is debossed with 'ZE' and another is debossed with '36' and other side is plain and are supplied as follows: NDC 68382-180-01 in bottle of 100 tablets NDC 68382-180-05 in bottle of 500 tablets NDC 68382-180-10 in bottle of 1000 tablets NDC 68382-180-77 in unit-dose blister cartons of 100 (10 x 10) unit-dose tablets Buspirone Hydrochloride Tablets USP, 10 mg are white to off-white, capsule-shaped, flat-faced, beveled-edge tablets debossed with bisect on one side; one side of bisect is debossed with 'ZE' and another is debossed with '37' and other side is plain and are supplied as follows: NDC 68382-181-01 in bottle of 100 tablets NDC 68382-181-05 in bottle of 500 tablets NDC 68382-181-10 in bottle of 1000 tablets NDC 68382-181-77 in unit-dose blister cartons of 100 (10 x 10) unit-dose tablets Buspirone Hydrochloride Tablets USP, 15 mg are white to off-white, capsule-shaped, flat-faced, beveled-edge tablets, bisected on one side and trisected on other side. The trisected side of tablet is debossed with '5' on each trisect segment. The bisected side is debossed with 'ZE', on one bisect and '38' on other bisect segment and are supplied as follows: NDC 68382-182-14 in bottle of 60 tablets NDC 68382-182-01 in bottle of 100 tablets NDC 68382-182-28 in bottle of 180 tablets NDC 68382-182-05 in bottle of 500 tablets NDC 68382-182-10 in bottle of 1000 tablets NDC 68382-182-77 in unit-dose blister cartons of 100 (10 x 10) unit-dose tablets Buspirone Hydrochloride Tablets USP, 30 mg are white to off-white, capsule-shaped, flat-faced, beveled-edge tablets, bisected on one side and trisected on other side. The trisected side of tablet is debossed with '10' on each trisect segment. The bisected side is debossed with 'ZE', on one bisect and '39' on other bisect segment and are supplied as follows: NDC 68382-183-14 in bottle of 60 tablets NDC 68382-183-05 in bottle of 500 tablets NDC 68382-183-10 in bottle of 1000 tablets NDC 68382-183-77 in unit-dose blister cartons of 100 (10 x 10) unit-dose tablets Storage: Store at 20° to 25° C (68° to 77° F) [See USP Controlled Room Temperature]. Dispense in a tight, light-resistant container. American Psychiatric Association, Ed.: Diagnostic and Statistical Manual of Mental Disorders—III, American Psychiatric Association, May 1980. Desyrel ® is the registered trademark of Bristol Myers Squibb Company. Synthroid ® is the registered trademark of Abbott Laboratories
Indications & Usage
INDICATIONS & USAGE Buspirone hydrochloride tablets are indicated for the management of anxiety disorders or the short-term relief of the symptoms of anxiety. Anxiety or tension associated with the stress of everyday life usually does not require treatment with an anxiolytic. The efficacy of buspirone hydrochloride tablets have been demonstrated in controlled clinical trials of outpatients whose diagnosis roughly corresponds to Generalized Anxiety Disorder (GAD). Many of the patients enrolled in these studies also had coexisting depressive symptoms and buspirone hydrochloride tablets relieved anxiety in the presence of these coexisting depressive symptoms. The patients evaluated in these studies had experienced symptoms for periods of 1 month to over 1 year prior to the study, with an average symptom duration of 6 months. Generalized Anxiety Disorder (300.02) is described in the American Psychiatric Association’s Diagnostic and Statistical Manual, III 1 as follows: Generalized, persistent anxiety (of at least 1 month continual duration), manifested by symptoms from three of the four following categories: 1. Motor tension: Shakiness, jitteriness, jumpiness, trembling, tension, muscle aches, fatigability, inability to relax, eyelid twitch, furrowed brow, strained face, fidgeting, restlessness, easy startle. 2. Autonomic hyperactivity: Sweating, heart pounding or racing, cold, clammy hands, dry mouth, dizziness, lightheadedness, paresthesias (tingling in hands or feet), upset stomach, hot or cold spells, frequent urination, diarrhea, discomfort in the pit of the stomach, lump in the throat, flushing, pallor, high resting pulse and respiration rate. 3. Apprehensive expectation: Anxiety, worry, fear, rumination, and anticipation of misfortune to self or others. 4. Vigilance and scanning: Hyperattentiveness resulting in distractibility, difficulty in concentrating, insomnia, feeling "on edge," irritability, impatience. The above symptoms would not be due to another mental disorder, such as a depressive disorder or schizophrenia. However, mild depressive symptoms are common in GAD. The effectiveness of buspirone hydrochloride tablets in long-term use, that is, for more than 3 to 4 weeks, has not been demonstrated in controlled trials. There is no body of evidence available that systematically addresses the appropriate duration of treatment for GAD. However, in a study of long-term use, 264 patients were treated with buspirone hydrochloride tablets for 1 year without ill effect. Therefore, the physician who elects to use buspirone hydrochloride tablets for extended periods should periodically reassess the usefulness of the drug for the individual patient.
Dosage and Administration
DOSAGE & ADMINISTRATION The recommended initial dose is 15 mg daily (7.5 mg b.i.d.). To achieve an optimal therapeutic response, at intervals of 2 to 3 days the dosage may be increased 5 mg per day, as needed. The maximum daily dosage should not exceed 60 mg per day. In clinical trials allowing dose titration, divided doses of 20 mg to 30 mg per day were commonly employed. The bioavailability of buspirone is increased when given with food as compared to the fasted state (see CLINICAL PHARMACOLOGY ). Consequently, patients should take buspirone in a consistent manner with regard to the timing of dosing; either always with or always without food. When buspirone is to be given with a potent inhibitor of CYP3A4, the dosage recommendations described in the PRECAUTIONS : Drug Interactions section should be followed.