What are the possible side effects of Dolophine (Methadone)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have any of these serious side effects: shallow breathing hallucinations or confusion chest pain, dizziness, fainting, fast or pounding heartbeat; or trouble breathing, feeling light-headed, or fainting Less serious side effects may include: feeling anxious, nervous, or restless sleep problems (insomnia) feeling weak or drowsy dry mouth, nausea, vomiting, diarrhea, constipation, loss of appetite; or decreased sex drive, impotence, or difficulty having an orgasm This list is not complete and other side effects may occur. Tell your doctor about any unusual or bothersome side effect.