Methadone is a medicine used to treat opioid use disorder(OUD).It is Approved by food and drug Administration. Buy methadone online at cash on delivery. Methadone is used as a painkiller. It is available in two forms: liquid and pills. It is safe to use but there are also some side effects like heavy sweating ,sexual problems,vomiting,restlessness,and chest pain. Do not take methadone without a doctor's prescription. If you take methadone without a doctor's prescription then maybe you can face some serious side effects of Methadone. Methadone is prohibited for pregnant ladies. Methadone is used for pain management. Take Methadone under the supervision of your doctor.