after that increase, his side effects became loud and clear. in general he suffered from nightmares,
leg pain, irritability, fear, out-of-nowhere vomiting, sadness, anxiety, self-doubt, impulsiveness, dificulty focusing / concentrating and restlessness. after the dosage increase, his side effects amplified. he began to have a facial tic, dilated pupils and hallucinations. i finally got the message and discontinued the singulair after researching the drug on the internet.