Risedronic Acid is used to strengthen thin and weak bones in people who have or are at risk of osteoporosis. It helps to stop the loss of bone and also helps to increase bone mass.
This medicine is also used to treat Paget's disease (a painful bone condition which can cause abnormal bone growth and deformity). Risedronic Acid helps to regulate the growth of bone in Paget's disease.
Take Risedronic Acid exactly as directed by your doctor or according to the instructions on the label. Do not take more or less than instructed by your doctor.
Take Risedronic Acid first thing in the morning, upon arising for the day. Take it with a full glass of plain water on an empty stomach, at least 30 minutes before the first drink or food of the day. Swallow it whole. Do not suck, chew or crush it.
To prevent irritating the throat, take it in a sitting or standing position. Do not take at bedtime or while lying down and do not lie down for at least half an hour after swallowing it. Do not swallow it while lying down. Do not lie down for at least 30 minutes after taking it. Do not eat or drink anything except plain water during this 30 minutes.
There are 3 types of Risedronic Acid available – the first type is to be taken everyday, the second type is to be taken only once a week and the third type is to be taken once a month.
If you are taking the Once Daily tablet, take it at about the same time everyday.
If you are taking the Once-a-Week tablet, take it on the same day each week.
If you are using the Once-a-Month tablet, take it on the same day each month.
Your doctor will advise you about which type you will take. Make sure you understand how often you need to take Risedronic Acid. Ask your doctor or pharmacist if you are not sure.
It is important to follow these instructions carefully. Risedronic Acid may cause severe irritation to the gullet (food pipe) and stomach if not taken exactly as instructed. Taking Risedronic Acid in the manner described here will help to minimise any gastric irritation that it may cause. Ask your doctor or pharmacist if you have any questions.
Risedronic Acid must be taken regularly for it to be effective. Continue taking Risedronic Acid even when you feel better. Do not stop taking it unless instructed by the doctor.
If you are taking Risedronic Acid everyday, take the missed dose the next morning and return to your normal daily dosing schedule.
If you are taking Risedronic Acid only once a week, take the missed dose the next morning and return to your usual once-a-week dosing schedule.
If you are taking Risedronic Acid only once a month, take the missed dose the next morning and return to your usual once-a-month dosing schedule.
DO NOT double a dose under any circumstances.
If you often forget to take your medicine, let your doctor and pharmacist know.
Alert your doctor if you:
- cannot sit or stand upright for at least 30 minutes
- have low levels of calcium in your blood
- have diseases of the gullet (food pipe)
as Risedronic Acid may not be suitable for you.
Inform your doctor if you:
- have kidney disease or kidney stones
- have difficulty swallowing
- have gastric problems such as gastritis (inflammation of the lining of the stomach), heartburn (food or acid from your stomach backs up into your mouth, leaving a sour or bitter taste)
- stomach ulcers
- have bowel inflammation
Let your doctor know if you are pregnant or breastfeeding.
If you are undergoing treatment for cancer or going for an operation, including minor operations and dental work, always inform your doctor or dentist that you are taking Risedronic Acid.
This medicine may cause your jaw bones to weaken. You may experience dental problems such as jaw swelling pain, loose or shaky teeth. It is important to maintain good oral hygiene while being treated with this medicine. Your doctor may recommend that you have a dental check-up before starting you on this medicine. Inform your doctor and dentist if you:
- develop a tooth infection
- develop pain, numbness or discomfort in your teeth or gums
- have a tooth extraction
You will need to have regular blood and urine tests to check your calcium levels and kidney function. Your doctor will advise you about how often you need to have these tests.
Ensure that you take enough calcium and vitamin D while being treated with Risedronic Acid. Your doctor will advise you about how much of these supplements to take.
Risedronic Acid may cause any of the following side effects: irritation or ulcers in your gullet (food pipe), flu-like symptoms, indigestion, nausea, vomiting, bloating, flatulence (wind), constipation or diarrhoea, headache, stomach pain, back pain muscle, bone or joint pain.
Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Inform your doctor and pharmacist if you are taking NSAIDs (medicine for pain and inflammation) e.g. aspirin, ibuprofen, naproxen, diclofenac.
You should wait for at least 30 minutes after taking Risedronic Acid before taking any other medicines or supplements e.g. antacids, calcium supplements.
Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicine, supplements and you without a prescription.
Store in a cool, dry place away from the reach of children.
Medicines must not be used past the expiry date.