<p><strong>NSCLC</strong>: The recommended daily dose of Erlotinib for NSCLC is 150 mg taken on an empty stomach, i.e., at least one hour before or two hours after the ingestion of food. Treatment should continue until disease progression or unacceptable toxicity occurs.<br />
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<strong>Pancreatic Cancer</strong>: The recommended daily dose of Erlotinib for pancreatic cancer is 100 mg taken once daily in combination with gemcitabine. Take Erlotinib on an empty stomach, i.e., at least one hour before or two hours after the ingestion of food. Treatment should continue until disease progression or unacceptable toxicity occurs.<br />
<br />
<strong>Reduce Erlotinib by 50 mg decrements</strong>: If severe reactions occur with concomitant use of strong CYP3A4 inhibitors (such as atazanavir, Clarithromycin, Indinavir, Itraconazole, Ketoconazole, Nefazodone, Nelfinavir, Ritonavir, Saquinavir, Telithromycin, Voriconazole or grapefruit or grapefruit juice] or when using concomitantly with an inhibitor of both CYP3A4 and CYP1A2 (e.g., Ciprofloxacin).<br />
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<strong>Increase Erlotinib by 50 mg increments as tolerated for</strong>: Concomitant use with CYP3A4 inducers, such as rifampin, rifabutin, rifapentine, phenytoin, carbamazepine, phenobarbital, or St. John&#39;s Wort. Increase doses by 50 mg increments at 2 week intervals to a maximum of 450 mg. Avoid concomitant use, if possible.<br />
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<strong>Concurrent cigarette smoking</strong>: Increase by 50 mg increments at 2 week intervals to a maximum of 300 mg. Immediately reduce the dose of Erlotinib to the recommended dose (150 mg or 100 mg daily) upon cessation of smoking.</p>

<p><a href="https://medex.com.bd/news/104/danger-of-taking-medication-without-doctors-advice" target="_blank"><em>* চিকিৎসকের পরামর্শ মোতাবেক ঔষধ সেবন করুন</em></a>&#39;</p>