Drug interactions

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1. Salbutamol/Seroflu ::: Propranolol ⇒ lower salbutamol effect

2. Antibiotics ::: OCP ⇒ lower OCP effects

3. Omeprazole :::: Clopidogrel ⇒ lower Plavix effect, use pantoprazole instead

4. Theophylline ::: Cipro/Oflox ⇒ theophylline poisoning

5. Gemfibrozil ::: atorvastatin ⇒ increase risk of myositis

6. Gentamycin ::: furosemide ⇒ ototoxicity

7. Sildenafil/Tadalafil ::: Nitrate ⇒ lowering BP

8. macrolides (erythro/ clarythro) ::: atorvastatin ⇒ increase level of atorvastatin

9. captopril/enalapril ::: spironolactone/triamterene ⇒ hyperkalemia

10. Warfarin ::: NSAIDs/cotri/metronidazole/phenytoin ⇒ warfarin toxicity

11. MTX ::: NSAIDs ⇒ increase MTX level

12. Methadone ::: SSRI/domperidone/clarythro ⇒ arrhythmias

13. ergotamine ::: sumatriptan ⇒ vasoconstriction

14. mebendazole ::: metronidazole ⇒ SJS

15. PROMETHAZINE ::: metoclopramide ⇒ extrapyramidal syndrome

16. Rakuten (isotretinoin) ::: tetracyclines/doxycycline/vitamin A