Drugs 59 (2000): 35-4218. Stop taking it, if you are, and wait a while. "Product Information. West-Ward Pharmaceuticals Corporation (previously Roxane Laboratories Inc), Columbus, OH. O 05. 2. From what I have read about the anxiety that comes with the use of singulair,there IS no clear answer to your question. Price D "Tolerability of montelukast." Available for Android and iOS devices.We comply with the HONcode standard for trustworthy health information - Along with its needed effects, montelukast (the active ingredient contained in Some side effects of montelukast may occur that usually Check with your health care professional if any of the following side effects The most common adverse reactions (incidence more than 5% and greater than placebo) were: Upper respiratory infection, fever, headache, 1. Can Med Assn J 161 (1999): 868-703. Available for Android and iOS devices.We comply with the HONcode standard for trustworthy health information - FDA officials say the potential for serious side effects from Singulair includes mental health issues such as suicidal thoughts. A Feeling Of General Discomfort Called Malaise - Page 8 Ann Pharmacother 38 (2004): 999-100113. Here’s a list of Singulair side effects, from most to least common: Upper respiratory infection like the common cold; Fever; Headache; Sore throat; Cough; Stomach pain; Diarrhea; Ear infection; Flu; Runny nose; Sinus infection; As far as long-term Singulair side effects, the side effects you might have from Singulair don’t change much even with longer treatment. Dempsey OJ "Leukotriene receptor antagonist therapy." It can be small case, or a big one like mine. More frequently reported side effects include: nausea, phlebitis, vomiting, and inflammation at injection site. Goldstein MF, Anoia J, Black M "Montelukast-induced hepatitis." J Allergy Clin Immunol 124 (2009): 697-823. Arch Dermatol 139 (2003): 715-817. "Montelukast, a leukotriene-receptor antagonist, for the treatment of mild asthma and exercise-induced bronchoconstriction." Application site pain and application site irritation have occurred with the buccal tablets.Dizziness, somnolence, and coma more frequent in elderly subjects.Hallucinations, psychosis, confusion, aggressive behavior, agitation may be more marked in older adults and those with renal impairment.1. Reiss TF, Altman LC, Chervinsky P, Bewtra A, Stricker WE, Noonan GP, Kundu S, Zhang J "Effects of montelukast (MK-0476), a new potent cysteinyl leukotriene (LTD4) receptor antagonist, in patients with chronic asthma." There is no known interaction between Acyclovir and Singulair in our records. Sabio JM, Jimenez-Alonso J, Gonzalez-Crespo F "More About Churg-Strauss Syndrome and Montelukast Treatment." Can I take Acyclovir with Singulair? Leff JA, Busse WW, Pearlman D, et al. Sitavig (acyclovir)." N Engl J Med 339 (1998): 147-5211. Chest 120 (2001): 211614. Merck & Co, Inc, West Point, PA. 4. O 06. Singulair (montelukast)." Cerner Multum, Inc. "Australian Product Information." J Allergy Clin Immunol 98 (1996): 528-3412. Renal impairment is generally reversible but may progress to acute renal failure.Severe local inflammatory reactions, including tissue necrosis, have occurred following infusion into extravascular tissues. Cerner Multum, Inc. "UK Summary of Product Characteristics." However, an interaction may still exist. 5. Clin Pharmacol Ther 62 (1997): 556-619. Sabbagh R, Sheikh-Taha M "Possible montelukast-induced angioedema." Discouragement 2. feeling sad or empty 3. irritability 4. lack of appetite 5. loss of interest or pleasure 6. tiredness 7. trouble concentrating 8. trouble sleeping Arch Intern Med 158 (1998): 1213-208. It seems to be different for each individual.Seems this is a drug that the FDA jumped the gun on, once again. See below for a comprehensive list of adverse effects. Zovirax (acyclovir)." Cerner Multum, Inc. "Australian Product Information." "Product Information. "Product Information. Mylan Pharmaceuticals Inc, Morgantown, WV. Clin Pharmacol Ther 61 (1997): 83-927. pains in the stomach, side, or abdomen, possibly moving to the back; redness of the skin; shaking or trembling of the hands or feet; trouble with concentrating; unable to sleep; unpleasant breath odor; upper right abdominal or stomach pain; vomiting of blood; yellow eyes or skin; Side effects not requiring immediate medical attention You may report them to the The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Ann Intern Med 140 (2004): 586-716. Am J Health Syst Pharm 66 (2009): 1705-622. Noonan MJ, Chervinsky P, Brandon M, Zhang J, Kundu S, McBurney J, Reiss TF "Montelukast, a potent leukotriene receptor antagonist, causes dose-related improvements in chronic asthma." Tang MB, Yosipovitch G "Acute churg-strauss syndrome in an asthmatic patient receiving montelukast therapy." If experienced, these tend to have a Less Severe expression 1. J Allergy Clin Immunol 124 (2009): 691-696.e6Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.Some side effects may not be reported.