Portwin Injection 1 ml belongs to a group of medicines called opiates/narcotic analgesics used to relieve moderate to severe pain. It is indicated in the management of pain severe enough to require an opioid analgesic for which alternative treatment is inadequate. It is also used as a pre-anaesthetic or pre-operative medication and as a supplement to surgical anaesthesia.

Portwin Injection 1 ml contains ‘Pentazocine’, which works by changing the way the nervous system and brain respond to pain. Thereby, Portwin Injection 1 ml helps provide relief from pain.

In some cases, Portwin Injection 1 ml may cause common side effects such as nausea, vomiting, dizziness or lightheadedness and euphoria. You are advised to talk to your doctor if the side effects persist or worsen.

Consult your doctor if you are pregnant or breastfeeding. Avoid driving or operating machinery as Portwin Injection 1 ml may impair the physical and mental ability. Keep your doctor informed about your health condition and medicines to rule out any side effects/interactions.

Portwin Injection 1 ml belongs to a group of medicines called opiates/narcotic analgesics used to relieve moderate to severe pain. It is indicated in the management of pain severe enough to require an opioid analgesic for which alternative treatment is inadequate. It is also used as a pre-anaesthetic or pre-operative medication and as a supplement to surgical anaesthesia. Portwin Injection 1 ml contains ‘Pentazocine’, which works by changing the way the nervous system and brain respond to pain. Thereby, Portwin Injection 1 ml helps provide relief from pain.

• Nausea
• Vomiting
• Dizziness or lightheadedness
• Euphoria (a feeling of intense happiness or excitement)

Do not take Portwin Injection 1 ml if you are allergic to any of its components; if you have significant respiratory depression, acute or severe bronchial asthma in the absence of resuscitative equipment or in an unmonitored setting, gastrointestinal obstruction, including paralytic ileus. Inform your doctor if you have/had liver or kidney problems, adrenal insufficiency, severe hypotension, seizures, myocardial infarction, or biliary surgery. Consult your doctor if you are pregnant or breastfeeding. Concomitant use of opioids with benzodiazepines, and other central nervous system agents, including alcohol, might result in profound sedation, respiratory depression, coma, and death. Portwin Injection 1 ml may cause serious respiratory depression; hence monitoring is advised.

Drug-Drug Interactions: Inform your doctor if you are taking benzodiazepines, central nervous system agents, serotonergic drugs, mixed agonists/antagonists, partial agonist opioid analgesics, muscle relaxants, diuretics, or anticholinergic drugs.

Drug-Food Interactions: No interactions found/established.

Drug-Disease Interactions: Inform your doctor if you have respiratory depression, bronchial asthma, or gastrointestinal obstruction.

• Include fresh fruits and vegetables in your diet.
• Rest and sleep well.
• Stay hydrated, and drink plenty of water.
• Eat anti-inflammatory foods.

Pain: Pain is a symptom triggered by the nervous system, causing uncomfortable sensations in the body. Pain can be generalized (overall body aches) or localized (affecting a specific area of the body). The common causes of pain include headache, muscle strain, cramps, fractures, arthritis, and injury.