Thaden Capsules 25mg
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Thaden Tablets and Capsules [Dosulepin hydrochloride]
Read all of this leaflet carefully before you start taking this medicine.
• Keep this leaflet. You may need to read it again.
• If you have any further questions, ask your doctor or pharmacist.
• This medicine has been prescribed for you. Do not pass it on to others. It may harm them, even if their symptoms are the same as yours.
• If any of the side effects becomes serious, or if you notice any side effects not listed in this leaflet, please tell your doctor or pharmacist.
In this leaflet:
1. What Thaden is what it is used for
2. Before you take Thaden
3. How to take Thaden
4. Possible side effects
5. How to store Thaden
6. Further information
1. What are Thaden is and what it is used for
Thaden contains the active ingredient, Dosulepin which belongs to a group of medicines called antidepressants.
Thaden Capsules and Tablets are used to treat depression and can also help reduce feelings of anxiety. Your doctor has prescribed dosulepin as other medicines are unsuitable for you. Please ask your doctor or pharmacist if you need more information.
2. Before you take Thaden Capsules and Tablets Do not take Thaden Capsules and Tablets if:
• You know that you are allergic (hypersensitive) to dosulepin or any other ingredients (listed in section 6 of this leaflet)
• You have an irregular heart beat or any other heart problems
• You have liver problems
• You have an eye condition known as glaucoma
• You are a man that has prostate problems (difficulty in passing water or enlarged prostate)
• You have been diagnosed as having mania (feeling over-excited with unusual behavior)
• You have fits (epilepsy)
Not for use in children
Thoughts of suicide and worsening of your depression or anxiety disorder
If you are depressed and/or have anxiety disorders you can sometimes have thoughts of harming or killing yourself. These may be increased when first starting antidepressants, since these medicines all take time to work, usually about two weeks but sometimes longer.
You may be more likely to think like this:
• If you have previously had thoughts about killing or harming yourself
• If you are a young adult
Information from clinical trials has shown an increased risk of suicidal behavior in adults aged less than 25 years with psychiatric conditions who were treated with an antidepressant.
If you have thoughts of harming or killing yourself at any time, contact your doctor or go to a hospital straight away.
You may find it helpful to tell a relative or close friend that you are depressed or have an anxiety disorder, and ask them to read this leaflet. You might ask them to tell you if they think your depression or anxiety is getting worse, or if they are worried about changes in your behavior.
Take special care with Thaden Capsules and Tablets if:
• You are going to the dentist or going to have surgery, tell your surgeon you are taking Thaden
Capsules and Tablets. It may affect the anaesthetic used
• You are diabetic, as your blood sugar levels may change whilst taking Thaden
• You are receiving electro-shock therapy (ECT) (used in severe depression)
• You have a thyroid (gland in your neck) problem, difficulty in passing urine , or a tumor of the
adrenal gland (a gland above the kidney)
• You suffer from porphyria (a disease causing damage to the nerves and skin sensitivity)
Taking other medicines
Please tell your doctor if you are taking or have taken any of the following medicines as they may affect how your Thaden Capsules and Tablets work:
• A medicine used to treat depression called a mono-amine oxidase inhibitor (MAOI). You should not take Thaden Capsules and Tablets at the same time as MOAIs or within 14 days of stopping them e.g selegiline, rasagiline
• Other medicines used to treat depression called SSRIs (selective-serotonin reuptake inhibitors)
• Any medicines given to you for treating high blood pressure (hypertension) e.g betanidine, debrisoquine, guanethidine, clonidine
• Medicines used in heart conduction disorders e.g. quinidine, amiodarone, felcainide, procainamide, propafenone or disopyramide
• Any hayfever/allergy medicines which contains terfenadine or astemizole
• Sotalol, quinidine, cisapride, pentamidine, isetionate, clonidine (medicines for heart or blood pressure problems)
• Halofantrine (a medicine for malaria)
• Rifampicin (an antibacterial)
• Any medicines called barbiturates (e.g. amylobarbital for sleeplessness) or methylphenidate (used to treat behavioral problems)
• Any medicine that contains opioid/narcotic analgesics (these include codeine, morphine, co-proxamol and co-dydramol)
• Tramadol, a strong pain killer
• Medicines called sympathomimetic agents - these include ephedrine, pseudoephedrine, adrenaline and noradrenaline (these may be found in medicines used to treat heart problems and asthma as well as some decongestants and cough/cold remedies)
• Medicines called antimuscarinics (medicines for Parkinson’s Disease, stomach and bladder problems
• Pimozide and sertindole (medicines for serious mental problems)
• Cimetidine (used to treat stomach ulcers)
• Diuretic medicines (“water tablets”)
• Calcium channel blockers (medicines for heart problems e.g. amlodipine , diltiazem, nifedipine, verapamil)
• Medicines for epilepsy or fits e.g phenytoin , primidone, carbamazepine
• Oestrogen-containing contraceptives (these may decrease the anti depressant effect of Thaden)
• Local anaesthetics
• Quinolone antibiotics e.g. moxifloxacin
• Atomoxetine used to treat Attention-Deficit/Hyperactivity Disorder (ADHD)
• Warfarin, coumarin or other anticoagulants, as there could be changes in bleeding times
• Ritonavir used in treatment of HIV
Please tell your doctor or pharmacist if you are taking or have recently taken any other medicines, including medicines obtained without a prescription.
Taking with food and drink
Thaden can make you feel drowsy. If you drink alcohol with these capsules or tablets, this can make you feel more drowsy.
The capsules and tablets should be swallowed whole with a drink of water. Do not chew them Pregnancy and breast-feeding
If you are or think you might be pregnant or you plan to become pregnant, or if you are breast-feeding you must tell your doctor before you take this medicine . Your doctor will decide if you can take these capsules or tablets.
Driving and using machines
Thaden can make you feel drowsy. Do not drive, operate machinery or do anything that requires you to be alert until you know how the capsules or tablets will affect you. Feeling drowsy in the day may lessen as treatment continues, but if drowsiness becomes a problem, you should tell your doctor.
Important information about some of the ingredients of Thaden Capsules and Tablets These capsules and tablets contain a sugar called lactose. If you have been told by your doctor that you have intolerance to some sugars, contact your doctor before taking this medicine. They also contain colours sunset yellow (E110) in the tablets and ponceau 4R (E124) in the capsules, which can cause allergic reactions.
3. How to take Thaden
Your doctor will tell you how many capsules or tablets to take and when you should take them. This will also be on the carton label. Ask your pharmacist or doctor for help if you are not sure how to take your capsules or tablets or if you want more information.
The capsules and tablets should be swallowed whole with a drink or water. Do not chew them The usual dose is:
Adults: One 25mg capsule three times a day or one 75mg Tablet at night. In some cases the doctor may increase your dose, if he considers this necessary. Normally not more than 9 capsules or 3 tablets should be taken each day.
Elderly: The usual starting dose is between 1 and 3 capsules or tablets a day.
It may take two to four weeks of treatment before you begin to see an improvement in your mood although you might feel there is an improvement in your anxiety symptoms before then. It is important that you keep taking these capsules or tablets until your doctor tells you to stop.
If you stop taking Thaden Capsules or Tablets
Do not stop taking Thaden just because you feel better. If you stop taking Thaden too soon, your condition may get worse and you may suffer irritability, increased sweating or difficulty sleeping. If your doctor wants you to stop taking Thaden, your doctor will ask you to stop gradually.
If you forget to take Thaden Capsules or Tablets
Do not worry. Simply leave out that dose completely and then take your next dose at the right time. Do not take a double dose to make up for the forgotten dose. If you are unsure, check again with your doctor or pharmacist.
If you take more Thaden Capsules or Tablets than you should
You should only ever take the number of capsules or tablets that your doctor has told you to take. Do not change the dose yourself if you think your capsules or tablets are not working well enough, speak to your doctor to see if the dose can be increased.
Thaden may seriously harm you and may be life threatening if you take too many capsules or tablets. You should SEEK IMMEDIATE HELP if a child takes any capsules or tablets or if you or anybody else accidently takes too many capsules or tablets. Remember to take the pack with you, even if its empty.
4. Possible side effects
Like all medicines, Thaden Capsules and Tablets can cause side effects, although not everybody gets them.
If you get any of the following rare side effects (that affect less than 1 person in 1000) after taking these capsules or tablets, you should contact your doctor immediately:
• yellowing of the skin or whites of the eyes (jaundice)
• hepatitis (damage to the liver causing dark urine, jaundice, nausea and fever)
• a fever (high temperature, sweating, shivering)
• discomfort around the right lower rib cage
• changes in blood including bone marrow (these will be found if you have blood test)
• severe mood changes such as extreme excitability
• fits
The most common side effects (that affect less than 1 person in 10)
• dry mouth
• blurred vision
• changes in heart beat or hear conduction
• constipation and difficulty in passing water
• increased appetite
• weight gain
These side effects usually lessen as treatment continues.
Other side effects you may also experience are:
• drowsiness
• increased sweating
• skin rashes, including itchy rashes and hives tremor (shaking)
• changes in sexual function
• low blood pressure, which may cause dizziness or fainting
• an allergic reaction (e.g skin sensitivity to light, itching, redness)
• confusion
• changes in levels of sugar and sodium in the blood (seen in blood tests)
• enlargement of the testicles
• swelling of the breasts in men
• milk production in the breasts not related to pregnancy or breast feeding
• impairment of movement
• abnormal body movements
• delusions (abnormal thoughts)
An increased risk of bone fractures has been observed in patients taking this type of medicine
You may experience withdrawal reaction when stopping Thaden; the symptoms may include insomnia, irritability and excessive sweating.
If any of the side effects gets serious or if you notice any side effects not listed in this leaflet please tell your doctor or pharmacist.
5. How to store Thaden
Do not store above 25°C. Keep the capsules and tablets in the original container, and in a safe place (preferable a locked cupboard) where children cannot see or reach them. Your medicine could seriously harm them.
Do not take this product after the expiry date shown on the carton.
If your doctor decides to stop the treatment, you must return any leftover capsules or tablets to your pharmacist. Only keep the capsules or tablets your doctor tells you to.
6. Further Information What Thaden contains:
The active substance is dosulepin hydrochloride. Each capsule contains 25mg of dosulepin hydrochloride and each tablet contains 75mg of dosulepin hydrochloride,
The other ingredients in the capsules are lactose, maize starch and magnesium stearate. The capsule shell contains gelatin and the colours ponceau 4R (E124), titanium dioxide (E171) and yellow iron oxide (E172). The ink on the capsule contains titanium dioxide (E171), shellac and dimethicone.
The other ingredients in the tablets are tricalcium phosphate, maize starch, povidone, magnesium stearate, purified water, hypromellose, macrogol 400, and colours sunset yellow (E110), ponceau 4R (E124), indigo carmine (E132) and titanium dioxide (E171).
What Thaden looks like and contents of the pack
Thaden 25mg Capsules are red and have “TH” and “25” printed on them with white ink.
Thaden 75mg Tablets are round with a red shiny coating and are marked with “PTN 75” on one side Thaden Capsules and Tablets are provided in packs of 14 or 28 capsules or tablets.
Marketing Authorisation Holder
Co-Pharma Limited Unit 4, Metro Centre,
Tolpits Lane, Watford, Herts,
WD18 9SS, UK