Patient Leaflet Updated 14-Sep-2026 | Morningside Healthcare Ltd
Tramadol hydrochloride 50 mg, 100 mg, 150 mg & 200 mg prolonged-release capsules
Tramadol Hydrochloride Morningside
50 mg, 100 mg, 150 mg and 200 mg Prolonged-Release Capsules
This medicine contains tramadol hydrochloride which is an opioid, which can cause addiction. You can get withdrawal symptoms if you stop taking it suddenly.
1. What Tramadol is and what it is used for
2. What you need to know before you take Tramadol
3. How to take Tramadol
4. Possible side effects
5. How to store Tramadol
6. Contents of the pack and other information
This medicine has been prescribed for the treatment of moderate to severe pain. It contains tramadol hydrochloride which belongs to a class of medicines called opioids, which are “pain relievers”. This medicine acts on specific nerves in the brain and spinal cord to relieve pain.
This medicine has been prescribed to you and should not be given to anyone else.
Opioids can cause addiction and you may get withdrawal symptoms if you stop taking it suddenly. Your prescriber should have explained how long you will be taking it for and when it is appropriate to stop, how to do this safely.
Talk to your doctor or pharmacist if you experience any of the following symptoms while taking this medicine:
Sleep-related breathing disorders
Tramadol can cause sleep-related breathing disorders such as sleep apnoea (breathing pauses during sleep) and sleep related hypoxemia (low oxygen level in the blood).
The symptoms can include breathing pauses during sleep, night awakening due to shortness of breath, difficulties to maintain sleep or excessive drowsiness during the day. If you or another person observe these symptoms, contact your doctor. A dose reduction may be considered by your doctor.
The risk of experiencing central sleep apnoea is dependent on the dose of opioids. Your doctor may consider decreasing your total opioid dosage if you experience central sleep apnoea.
There is a small risk that you may experience a so-called serotonin syndrome that can occur after having taken tramadol in combination with certain antidepressants or tramadol alone. Seek medical advice immediately if you have any of the symptoms related to this serious syndrome (see section 4 ‘Possible side effects’).
Epileptic fits have been reported in patients taking Tramadol at the recommended dose level. The risk may be higher when doses of Tramadol exceed the recommended upper daily dose limit (400 mg).
Extreme fatigue, lack of appetite, severe abdominal pain, nausea, vomiting or low blood pressure. This may indicate that you have adrenal insufficiency (low cortisol levels). If you have these symptoms, contact your doctor, who will decide if you need to take a hormone supplement.
Taking this medicine regularly, particularly for a long time, can lead to addiction. Your prescriber should have explained how long you will be taking it for and when it is appropriate to stop, how to do this safely.
Rarely, increasing the dose of this medicine can make you more sensitive to pain. If this happens, you need to speak to your prescriber about your treatment.
Tolerance, dependence, and addiction
This medicine contains tramadol which is an opioid medicine. Repeated use of opioids can result in the drug being less effective (you become accustomed to it, known as tolerance). Repeated use of Tramadol can also lead to dependence, abuse and addiction, which may result in a life-threatening overdose. The risk of these side effects can increase with a higher dose and longer duration of use.
Dependence or addiction can make you feel that you are no longer in control of how much medicine you need to take or how often you need to take it.
The risk of becoming dependent or addicted varies from person to person. You may have a greater risk of becoming dependent on or addicted to Tramadol if:
If you notice any of the following signs whilst taking Tramadol, it could be a sign that you have become dependent or addicted:
If you notice any of these signs, speak to your doctor to discuss the best treatment pathway for you, including when it is appropriate to stop and how to stop safely (See section 3, ‘If you stop taking Tramadol’).
Do not use Tramadol for acute post-operative pain because of the increased risk of dependency and developing serious breathing problems.
If you are going to have an operation, or have just had an operation, please tell the doctor at the hospital if you are taking Tramadol. Your doctor may adjust your dose.
Tramadol hydrochloride is transformed in the liver by an enzyme. Some people have a variation of this enzyme and this can affect people in different ways. In some people, they may not get enough pain relief but other people are more likely to get serious side effects. If you notice any of the following side effects, you must stop taking this medicine and seek immediate medical advice: slow or shallow breathing, confusion, sleepiness, small pupils, feeling or being sick, constipation, lack of appetite.
Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines. Tramadol should not be taken together with MAO inhibitors (certain medicines for the treatment of depression).
The pain-relieving effect of Tramadol may be reduced and the length of time it acts may be shortened, if you take medicines which contain carbamazepine (for epileptic fits) or ondansetron (prevents nausea).
Your doctor will tell you whether you should take Tramadol, and what dose. The risk of side effects increases:
Use in children with breathing problems
Tramadol is not recommended in children with breathing problems, since the symptoms of tramadol toxicity may be worse in these children.
Do not drink alcohol during treatment with Tramadol as its effect may be intensified. Food does not influence the effect of Tramadol.
Do not take Tramadol if you are pregnant or think you might be pregnant unless you have discussed this with your prescriber and the benefits of treatment are considered to outweigh the potential harm to the baby.
If you take Tramadol during pregnancy, your baby may become dependent and experience withdrawal symptoms after the birth which may need to be treated.
Do not take Tramadol while you are breast-feeding as tramadol hydrochloride passes into breast milk and will affect your baby. Based on human experience tramadol is suggested not to influence female or male fertility.
Tramadol may cause drowsiness, dizziness and blurred vision and therefore may impair your reactions. If you feel that your reactions are affected, do not drive a car or other vehicle, do not use electric tools or operate machinery.
The medicine can affect your ability to drive as it may make you sleepy or dizzy.
Talk to your doctor or pharmacist if you are not sure whether it is safe for you to drive while taking this medicine.
This medicine contains sucrose. If you have been told by your doctor that you have intolerance to some sugars, contact your doctor before taking this medicinal product.
Always take this medicine exactly as your doctor or pharmacist has told you. Check with your doctor or pharmacist if you are not sure. Before starting treatment and regularly during treatment, your doctor will discuss with you what you may expect from using Tramadol, when and how long you need to take it, when to contact your doctor, and when you need to stop it (see also section 2). The dosage should be adjusted to the intensity of your pain and your individual pain sensitivity. In general, the lowest pain-relieving dose should be taken.
Your prescriber should have discussed with you, how long the course of Tramadol will last. They will arrange a plan for stopping treatment. This will outline how to gradually reduce the dose and stop taking the medicine.
Adults and adolescents from the age of 12 years:
The usual initial dose is 50 – 100 mg twice daily, morning and evening. Your doctor may increase this dose up to 150 – 200 mg twice daily according to your needs. You should normally take your Tramadol every 12 hours, at the same time each morning and evening.
The dosage should be adjusted to the intensity of your pain and your individual pain sensitivity. In general, the lowest pain-relieving dose should be taken. The maximum dose is usually 400 mg daily.
Children under 12 years of age:
Tramadol should not be taken by children under 12 years of age.
Use in elderly patients:
In elderly patients (above 75 years) the excretion of tramadol may be delayed. If this applies to you, your doctor may recommend prolonging the dosage interval.
Severe liver or kidney disease (insufficiency)/dialysis patients:
Patients with severe liver and/or kidney insufficiency should not take Tramadol.
If in your case the problem is mild or moderate your doctor may recommend prolonging the dosage interval.
Ask your doctor or pharmacist if:
Tell your doctor or pharmacist if:
Swallow the capsules whole with water without chewing.
If you have taken an additional dose by mistake, this will generally have no negative effects. You should take your next dose as prescribed.
If you (or someone else) swallow a lot of Tramadol at the same time you should go to hospital or call a doctor straight away. Signs of an overdose include very small pupils, being sick, a fall in blood pressure, a fast heartbeat, collapse, disturbed consciousness up to coma (deep unconsciousness), epileptic fits, and difficulty in breathing up to cessation of breathing and death may occur.
If you forget to take the capsules, pain is likely to return. Do not take a double dose to make up for forgotten individual doses, simply continue taking the capsules as before.
Do not suddenly stop taking this medicine.
If you want to stop taking this medicine, discuss this with your prescriber first.
They will tell you how to do this, usually by reducing the dose gradually so that any unpleasant withdrawal effects are kept to a minimum. Withdrawal symptoms such as restlessness, difficulty sleeping, irritability, agitation, anxiety, feeling your heartbeat (palpitations), increased blood pressure, feeling or being sick, diarrhoea, shaking, shivering or sweating may occur if you suddenly stop taking this medicine.
If you have further questions on the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
You should see a doctor immediately if you experience symptoms of an allergic reaction such as a swollen face, tongue and/or throat, and/or difficulty swallowing or hives together with difficulties in breathing.
The most common side effects during treatment with Tramadol are nausea and dizziness, which occur in more than 1 in 10 people.
Very Common (may affect more than 1 in 10 people)
Common (may affect up to 1 in 10 people)
Uncommon (may affect up to 1 in 100 people)
Rare (may affect up to 1 in 1,000 people)
Very rare (may affect up to 1 in 10,000 people)
Not known (frequency cannot be estimated from the available data)
Drug Withdrawal
When you stop taking Tramadol, you may experience drug withdrawal symptoms, which include restlessness, difficulty sleeping, irritability, agitation, anxiety, feeling your heartbeat (palpitations), increased blood pressure, feeling or being sick, diarrhoea, shaking, shivering or sweating.
If you notice any of the following signs whilst taking Tramadol, it could be a sign that you have become addicted.
If you notice any of these signs, it is important you talk to your prescriber.
If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store.
By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
Store this medicine in a safe and secure storage space, where other people cannot access it. It can cause serious harm and be fatal to people when it has not been prescribed for them.
Do not take this medicine after the expiry date which is stated on the carton. The expiry date refers to the last day of that month.
This medicinal product does not require any special storage conditions.
Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to throw away medicines you no longer use. These measures will help protect the environment.
The active substance is tramadol hydrochloride.
Tramadol Hydrochloride Morningside 50 mg, 100 mg, 150 mg and 200 mg prolonged-release capsules contain 50 mg, 100 mg, 150 mg and 200 mg tramadol hydrochloride.
The other ingredients of the capsule contents are:
Sugar spheres, colloidal silicon dioxide, ethylcellulose (E462), shellac refined bleached (E904), talc (E553b), ethanol, methacrylic acid methyl methacrylate copolymer (1:2), ammonio methacrylate copolymer Type B and purified water.
The capsule shell contains:
Gelatin; titanium dioxide (E171); iron oxide yellow (E172) [in 50 mg, 150 mg and 200 mg], brilliant blue FCF (E133) [in 50 mg], iron oxide black (E172) and iron oxide red (E172) [in 150 mg].
Tramadol Hydrochloride Morningside 50 mg Prolonged-Release Capsules:
Hard gelatin size ‘4’ capsule having dark green opaque coloured body and dark green opaque coloured cap containing white to off-white coloured pellets.
Tramadol Hydrochloride Morningside 100 mg Prolonged-Release Capsules:
Hard gelatin size ‘3’ capsule having white opaque coloured body and opaque white coloured cap containing white to off-white coloured pellets.
Tramadol Hydrochloride Morningside 150 mg Prolonged-Release Capsules:
Hard gelatin size ‘2’ capsule having grey opaque coloured body and red opaque coloured cap containing white to off-white coloured pellets.
Tramadol Hydrochloride Morningside 200 mg Prolonged-Release Capsules:
Hard gelatin size ‘1’ capsule having yellow opaque coloured body and yellow opaque coloured cap containing white to off-white coloured pellets.
This medicinal product is in the form of a prolonged-release hard capsule. The capsules release the active ingredient over a period of time.
All the capsules are packaged in PVC/ PVDC-aluminium blisters of 10 capsules.
Each pack contains 1, 2, 3, 5, 6 or 10 blisters, i.e. each pack contains 10, 20, 30, 50, 60 or 100 capsules per pack.
Not all pack sizes may be marketed.
This leaflet was last revised in July 2026.
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+44 (0)116 204 5950