alendronic acid


Mega Lifesciences


Zuellig Pharma
Concise Prescribing Info
Alendronic acid
Treatment & prevention of postmenopausal osteoporosis, increase bone mass in men w/ osteoporosis, glucocorticoid-induced osteoporosis in men & women.
Dosage/Direction for Use
1 tab once wkly.
Should be taken on an empty stomach: Take at least 30 min before the 1st food/drink/medication of the day w/ a full glass of plain water & remain in sitting/upright position for at least 30 min. Swallow whole, do not chew/crush.
Hypersensitivity. Abnormalities of the oesophagus & factors which delay stricture or achalasia. Inability to stand or sit up right for at least 30 min. Hypocalcaemia.
Special Precautions
Active GI problems or recent history of major GI disease. Discontinue if symptoms of oesophageal irritation develops. Osteonecrosis of the jaw associated w/ tooth extraction &/or local infection in patients w/ cancer & osteoporosis receiving IV & oral bisphosphonates, respectively. Dental exam should be considered prior to treatment. Dental surgery. Renal impairment (CrCl <35 mL/min). Correct hypocalcemia prior to initial therapy. Ensure adequate Ca & vit D intake in patients receiving glucocorticoids. Pregnancy & lactation. Childn.
Adverse Reactions
Symptomatic hypocalcaemia, headache, abdominal pain & distention, dyspepsia, constipation, diarrhea, flatulence, oesophageal ulcer, dysphagia, acid regurgitation, musculoskeletal (bone, muscle or joint) pain.
Drug Interactions
Absorption may be interfered by food, mineral water, Ca supplements, antacids.
ATC Classification
M05BA04 - alendronic acid ; Belongs to the class of bisphosphonates. Used in the treatment of bone diseases.
Maxlen tab 70 mg
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