{"id":24867,"date":"2022-09-02T11:13:22","date_gmt":"2022-09-02T11:13:22","guid":{"rendered":"https:\/\/zeepedia.com\/?p=24867"},"modified":"2022-09-05T07:55:16","modified_gmt":"2022-09-05T07:55:16","slug":"theo-dur","status":"publish","type":"post","link":"https:\/\/zeepedia.com\/medical\/medicines\/theo-dur\/","title":{"rendered":"Theo-Dur &#8211; Theophylline uses, dose and side effects"},"content":{"rendered":"\n<p>200 mg, 300 mg&nbsp;prolonged-release tablet&nbsp;er<br>theophylline<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Theo-Dur is and what it is used for<\/h2>\n\n\n\n<p>Theo-Dur contains the active substance theophylline, which relieves spasms in the muscles of the trachea, thereby dilating the trachea and reducing breathing difficulties.&nbsp;Theo-Dur is a special type of tablet, which slowly releases the active substance.&nbsp;Therefore, you only need to take Theo-Dur 2 times a day.<\/p>\n\n\n\n<p>Theo-Dur is used for\u00a0asthma\u00a0and\u00a0tracheal catarrh\u00a0(\u00a0chronic\u00a0bronchitis\u00a0) and spasms in the tracheal muscles in case of damage to the alveoli (\u00a0emphysema\u00a0).<\/p>\n\n\n\n<p>Theophylline should not be used as a first-line treatment for&nbsp;asthma&nbsp;in children.<br><a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What you need to know before using Theo-Dur<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Do not use Theo-Dur<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>if you are allergic to theophylline or any of the other ingredients of this medicine (listed in section 6).<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Warnings and precautions<\/h2>\n\n\n\n<p>Talk to your doctor or pharmacist before using Theo-Dur if you:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>have reduced liver function<\/li><li>have cardiovascular disease<\/li><\/ul>\n\n\n\n<p>It is also important that you tell the doctor that you are using Theo-Dur if you get an\u00a0infection, high <a href=\"https:\/\/zeepedia.com\/medical\/diseases\/cold\/\">fever<\/a>, or use\u00a0antibiotics.\u00a0You should also contact your doctor if you intend to stop smoking while using Theo-Dur, as the\u00a0dose\u00a0may then need to be changed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Other medicines and Theo-Dur<\/h2>\n\n\n\n<p>Tell your doctor or pharmacist if you are using, have recently used, or might be using other medicines while taking Theo-Dur.\u00a0Certain medicines\/natural medicines can affect or be affected by the treatment with Theo-Dur, e.g.:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Cimetidine (medicine for\u00a0stomach ulcers\u00a0)<\/li><li>Ranitidine (medicine for\u00a0stomach ulcers\u00a0)<\/li><li>Ticlopidine (medicine against, among other things, blood clots in the brain)<\/li><li>Mexiletine (medicine for, among other things, irregular heart rhythm)<\/li><li>Propafenone\u00a0(medicine for, among other things, irregular heart rhythm)<\/li><li>Adenosine\u00a0(diagnostic aid)<\/li><li>Propranolol (a drug for, among other things, high\u00a0blood pressure\u00a0)<\/li><li>Verapamil (medicine for, among other things, high\u00a0blood pressure\u00a0)<\/li><li>Erythromycin (medicine against bacterial infections)<\/li><li>Ciprofloxacin\u00a0(medicine against bacterial infections)<\/li><li>Norfloxacin (medicine against bacterial infections)<\/li><li>Rifampicin (a drug for\u00a0tuberculosis\u00a0)<\/li><li>Isoniazid\u00a0(a drug for\u00a0tuberculosis\u00a0)<\/li><li>Aciclovir (medicine against viral infections)<\/li><li>Ritonavir (medicine against viral infections)<\/li><li>Methotrexate (medicine against, among other things, <a href=\"https:\/\/zeepedia.com\/medical\/diseases\/getting-a-cancer-message\/\">cancer<\/a>)<\/li><li>Interferon-alpha (drugs that stimulate the immune system)<\/li><li>Allopurinol (medicine for, among other things,\u00a0<a href=\"https:\/\/zeepedia.com\/medical\/diseases\/gout\/\">gout<\/a>\u00a0)<\/li><li>Halothane (anesthetic)<\/li><li>Ketamine (anesthetic)<\/li><li>Phenobarbital (a drug for, among other things,\u00a0epilepsy\u00a0)<\/li><li>Phenytoin\u00a0(a drug for\u00a0epilepsy\u00a0)<\/li><li>Diazepam\u00a0(medicine for, among other things, anxiety)<\/li><li>Fluvoxamine (medicine for, among other things, depression)<\/li><li>Rofecoxib (medicine for, among other things, joint wear and tear)<\/li><li>Disulfiram\u00a0(withdrawal drug for alcohol abuse)<\/li><li>St. John&#8217;s wort extract (included in some herbal remedies)<\/li><li>Felodipine (medicine for high\u00a0blood pressure\u00a0and angina)<\/li><li>Lithium (medicine for, among other things, manic depression)<\/li><li>Glucagon (drug for very low <a href=\"https:\/\/zeepedia.com\/medical\/diseases\/diabetes-type-1\/\">blood sugar<\/a> in\u00a0<a href=\"https:\/\/zeepedia.com\/medical\/diseases\/diabetes-type-1\/\">diabetes<\/a>\u00a0)<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pregnancy, breastfeeding and fertility<\/h2>\n\n\n\n<p>If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before using this medicine.<\/p>\n\n\n\n<p><em>Pregnancy<\/em><\/p>\n\n\n\n<p>No known risks when used during pregnancy.<\/p>\n\n\n\n<p><em>Breast-feeding<\/em><\/p>\n\n\n\n<p>Theophylline passes into breast milk but probably does not affect children who are breastfed.&nbsp;However, talk to your doctor about more than occasional use of Theo-Dur during breastfeeding.<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Driving ability and use of machinery<\/h2>\n\n\n\n<p>Theo-Dur does not affect your ability to drive or use machines.<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Theo-Dur contains lactose and sucrose<\/h2>\n\n\n\n<p>If you have an intolerance to some sugars, you should consult your doctor before taking this medicine.<br><a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to use Theo-Dur<\/h2>\n\n\n\n<p>Always use this medicine as directed by your doctor or pharmacist.&nbsp;Ask your doctor or pharmacist if you are unsure.<\/p>\n\n\n\n<p>Your doctor will determine the&nbsp;dose&nbsp;that is right for you.<\/p>\n\n\n\n<p>The usual starting dose for adults is 300 mg 2 times a day.<\/p>\n\n\n\n<p>Patients with more severe cardiovascular disease and impaired liver function may initially need a lower&nbsp;dose&nbsp;.<\/p>\n\n\n\n<p><em>The tablets are divisible.&nbsp;Whole or divided tablets must not be chewed or crushed and must be swallowed with at least \u00bd glass of water.<\/em><a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Use for children<\/h2>\n\n\n\n<p>Theo-Dur&nbsp;prolonged-release tablets&nbsp;should not be used by children under 6 years of age.&nbsp;There are other forms of preparation of theophylline that are more suitable for children under 6 years of age.<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">If you have taken too much Theo-Dur<\/h2>\n\n\n\n<p>If you have ingested too large a\u00a0dose of\u00a0medicine, always contact a doctor or hospital for an assessment of the risk and advice.<\/p>\n\n\n\n<p>The most common symptoms when you have taken too much&nbsp;are&nbsp;increased and irregular heartbeat and seizures.<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Possible side effects<\/h2>\n\n\n\n<p>Like all medicines, this medicine can cause&nbsp;side effects&nbsp;, although not everybody gets them.<\/p>\n\n\n\n<p>At&nbsp;<em>very<\/em>&nbsp;high theophylline concentrations in the blood, increased and irregular heart activity and convulsions may occur.&nbsp;In case of&nbsp;side effects&nbsp;of this kind, you should contact a doctor.<\/p>\n\n\n\n<p><em>Common (May affect more than 1 in 100 users)<\/em>&nbsp;: Nausea, vomiting, loss of appetite, tremors, sleep disturbances, irritability, nervousness, headache.&nbsp;These&nbsp;side effects&nbsp;usually disappear after a period of treatment or a change in&nbsp;dose&nbsp;.<\/p>\n\n\n\n<p><em>Uncommon (May affect up to 1 in 100 users):<\/em>&nbsp;Hives, skin rash.<\/p>\n\n\n\n<p><em>Rare (May affect up to 1 in 1,000 users):<\/em>&nbsp;Muscle cramps.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How Theo-Dur should be stored<\/h2>\n\n\n\n<p>Theo-Dur is stored at a maximum of 30&nbsp;<sup>o<\/sup>&nbsp;C.<\/p>\n\n\n\n<p>Keep this medicine out of the sight and reach of children.<\/p>\n\n\n\n<p>Use before the expiry date stated on the label after EXP.&nbsp;The expiration date is the last day of the specified month.<\/p>\n\n\n\n<p>Medicines must not be thrown into the drain or among household waste.&nbsp;Ask the pharmacist how to dispose of medicines that are no longer used.&nbsp;These measures will help to protect the environment.<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Contents of the packaging and other information<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Contents declaration<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>The active substance is theophylline 200 mg and 300 mg respectively.<\/li><li>Other ingredients are&nbsp;lactose&nbsp;62.4 mg and 93.8 mg respectively, sugar spheres 70 mg and 105 mg respectively, hypromellose, magnesium stearate, glycerol monostearate, white wax, cetyl alcohol, myristyl alcohol, cellulose acetate phthalate and diethyl phthalate.<\/li><\/ul>\n\n\n\n<p>Other ingredients are included to give the&nbsp;prolonged-release tablets&nbsp;the right properties and so that they can be manufactured.<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Appearance and package sizes of the medicine<\/h2>\n\n\n\n<p><em>Prolonged-release tablet&nbsp;er 200 mg:<\/em>&nbsp;White, oval tablets with a score on one side and engraving THEO-DUR 200 on the other side.<\/p>\n\n\n\n<p><em>Prolonged-release tablet&nbsp;er 300 mg:<\/em>&nbsp;White, rod-shaped tablets with a score on one side and engraving THEO-DUR 300 on the other side.<\/p>\n\n\n\n<p><em>Package sizes:<\/em><\/p>\n\n\n\n<p>Plastic jar with child-resistant screw cap, 100&nbsp;prolonged-release&nbsp;tablets<a><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Marketing Authorisation Holder<\/h2>\n\n\n\n<p><strong>Manufacturer<\/strong><\/p>\n\n\n\n<p>allphamed PHARBIL Arzneimittel GmbH, G\u00f6ttingen, Germany<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Theo-Dur is used for\u00a0asthma\u00a0and\u00a0tracheal catarrh\u00a0(\u00a0chronic\u00a0bronchitis\u00a0) and for spasms in the tracheal muscles in case of damage to the alveoli (\u00a0emphysema\u00a0).<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"cybocfi_hide_featured_image":"","footnotes":""},"categories":[2200,22500],"tags":[25809,25813,25810,25567,25807,25808,25811,25569,25812,25570],"class_list":["post-24867","post","type-post","status-publish","format-standard","hentry","category-medicines","category-t","tag-theo-dur","tag-theo-dur-side-effects","tag-theo-dur-tablet","tag-theophylline","tag-theophylline-side-effects","tag-theophylline-tablet","tag-what-is-theo-dur","tag-what-is-theophylline","tag-what-theo-dur-is-used-for","tag-what-theophylline-is-used-for"],"_links":{"self":[{"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/posts\/24867","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/comments?post=24867"}],"version-history":[{"count":3,"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/posts\/24867\/revisions"}],"predecessor-version":[{"id":24981,"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/posts\/24867\/revisions\/24981"}],"wp:attachment":[{"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/media?parent=24867"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/categories?post=24867"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zeepedia.com\/medical\/wp-json\/wp\/v2\/tags?post=24867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}