Modacare 400 mg Tablet is used to promote wakefulness in patients with excessive daytime sleepiness due to sleep disorders. It also helps improve wakefulness in people with shift work sleep disorder whose work schedules interfere with a normal sleep pattern. It will not cure the sleep disorders or get rid of all kinds of sleepiness. It should not be used to replace adequate sleep or by individuals who do not have a diagnosed sleep disorder.
Composition
Active Ingredient: Modafinil
Excipients:
- Croscarmellose sodium
- Lactose monohydrate
- Microcrystalline cellulose
- Pregelatinized starch
- Povidone
- Magnesium stearate
Mechanism of action:
Modafinil blocks the reuptake of dopamine by the dopamine transporter (DAT), which increases dopamine levels in the brain and promotes wakefulness. It also interacts with neurotransmitters including orexin, histamine, norepinephrine, and glutamate; it reduces GABA activity and also helps to maintain alertness and wakefulness. Its precise target is highly localized, focusing on the sleep-wake centers to boost alertness without triggering generalized hyperactivity.
Uses
Modacare 400 mg tablet is used for:
- Narcolepsy: Modacare 400 mg treats excessive, uncontrollable daytime sleepiness and sudden sleep attacks.
- Obstructive Sleep Apnea (OSA): Modacare 400 mg reduces persistent daytime sleepiness that occurs even after using primary airway therapies like CPAP machines.
- Shift Work Sleep Disorder
Key Features
| About Modacare 400 mg | |
| Drug class: Wakefulness-promoting agent | |
| Chemical class: Benzhydryl sulfinyl compounds |
| Product details | |
| Generic name | Modafinil |
| Branded name | Modacare 400 mg |
| Packaging type | Blister |
| Pack size | 10*10 |
| Dosage | 400 mg |
| Used for | Excessive sleep disorders |
| Onset of action | 30 to 60 minutes |
| Duration of action | 12 to 15 hours |
| Shelf life | 24 to 36 months after the manufacturing date |
| Storage | Store at room temperature away from sunlight and moisture |
DOSAGE
The usual recommended dose of Modafinil for adults is 200 mg once daily. In selected patients, a healthcare professional may prescribe up to 400 mg daily based on individual response and clinical need. Higher doses have not consistently shown greater benefit than 200 mg and should only be used under medical supervision. Modacare 400 mg is prescribed as a higher dosage by a GP, taking it as a single dose in the morning or divided into two doses (morning and midday). It is important to always follow the specific guidance provided by your GP.
SIDE EFFECTS
The side effects of Modacare 400 mg are:
- Nervousness, severe headaches, dizziness, nervousness, and uncontrollable shaking (tremors).
- Nausea, diarrhea, dry mouth, and abdominal pain.
- Palpitations, chest pain, and elevated blood pressure.
The severe side effects include:
- Heightened anxiety, extreme agitation, hallucinations, and severe mood swings.
INTERACTIONS
Modacare 400 mg may interact with certain medicines and should be taken only under medical supervision. It may reduce the effectiveness of hormonal contraceptives, so use another form of non-hormonal birth control during treatment. It can also affect the effectiveness of cyclosporine and interfere with other medications that are broken down by liver enzymes, such as certain antidepressants, anti-seizure drugs, and blood thinners. Increased risk for serious skin reactions, mood/behavior changes, and cardiovascular effects (eg, increased heart rate, blood pressure) is possible. Always consult your GP and tell them about all medications and supplements you are taking before beginning treatment.
Precautions & Warnings
- Discontinue Modacare 400 mg immediately at the first sign of a rash or mucous membrane sores. For eg: mouth ulcers, as it can cause Stevens-Johnson syndrome.
- Use with extreme caution if you have a history of depression, psychosis, mania, or anxiety.
- Modacare 400 mg is not recommended for patients with a history of left ventricular hypertrophy, mitral valve prolapse, angina, or recent myocardial infarction.
- Modacare 400 mg may impair judgment, thinking, and motor skills. Avoid driving or operating hazardous machinery until you know how the drug affects you.
CONCLUSION
Modacare 400 mg is a higher-strength Modafinil formulation used to improve wakefulness in adults with narcolepsy, obstructive sleep apnoea and shift work sleep disorder. Because this strength may increase the risk of side effects, it should only be taken under the supervision of a healthcare professional. Taken as directed it can make you feel more alert and focused during your daily activities, increasing alertness and helping you function during the daytime. Do not adjust your dose or discontinue treatment without medical advice.
FAQs
1. Is Modacare 400 mg safe?
Modacare 400 mg is considered safe for qualifying patients when used exactly as prescribed under a GP.
2. How should Modacare 400 mg be taken?
Modacare 400 mg is taken as a single dose about 1 hour before the shift for Shift Worker Sleep Disorders. Sometimes, a GP may advise splitting the 400 mg dose (e.g., Modacare 200 mg in the morning and Modacare 200 mg at noon) to maintain wakefulness throughout the day.
3. What are the side effects of a Modacare 400 mg?
Modacare 400 mg includes headaches, nausea, nervousness, dizziness, and difficulty sleeping.
4. Will Modacare 400 mg cure my sleep disorder?
Modacare 400 mg is only for the treatment of symptoms and to improve wakefulness, not for the cure of the sleep disorder itself.
5. Can alcohol be consumed while taking Modacare 400 mg?
While taking the Modacare 400 mg medication, alcohol should be avoided entirely. As it can have combined effects on your body and sleep cycle.








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