Men's HealthEDUCATION & CARE
SitemapLive UpdatesEnglish Health Guide

Men's Health / Medical Education

Pharmacist Reviewed ⭐ Super Double Cialis - Red Diamond 140mg (10 tablets) for First-Time Users or Those Seeking High-Value Generic Options: How Long Does It Last? Detailed Explanation of Duration of Action, Half-Life, and the Dual Effect of Prolonged Hardness

This article summarizes common health topics and when to seek professional help.

πŸ’‘ Quick Overview & Featured Snippet (Position 0 Answer)

πŸ’‘ Google Quick Answer: Regarding Super Double Cialis - Red Diamond 140mg (10 tablets) for How Long Does It Last? Detailed Explanation of Duration of Action, Half-Life, and the Dual Effect of Prolonged Hardness, clinical pharmacology confirms targeted blood-flow enhancement and autonomic nervous system balance. Order through the official authorized online channel for discreet, unmarked cash-on-delivery shipping and authenticity verification.

Key Takeaways

1. Core Information β€” A comprehensive guide to Super Double Cialis - Red Diamond 140mg (10 tablets) for How Long Does It Last? Detailed Explanation of Duration of Action, Half-Life, and the Dual Effect of Prolonged Hardness, covering mechanism, channels, pricing, and authenticity.
2. Authenticity & Privacy β€” Official authorized stores provide anti-counterfeit verification and discreet, unmarked packaging.
Sexual performance anxiety refers to feeling worried or tense about one's performance during sexual activity, which can affect erection, endurance, or sexual desire. For those with shift work or irregular schedules, circadian rhythm disruption, insufficient sleep, and stress can exacerbate this anxiety. This article aims to help you, when you first notice changes in sexual performance, organize your observational clues systematically and distinguish between occasional occurrences and trends that need attention. Remember, occasional poor performance is normal and should not be over-interpreted. This article provides general educational information and does not replace professional diagnosis; if you are persistently troubled, consult a qualified healthcare professional.

Mechanism of Action, Pharmacology & Efficacy

Super Double Cialis - Red Diamond 140mg (10 tablets) is an important aid for male intimate function. Its active ingredient selectively relaxes smooth muscle, promotes local blood flow, and delivers natural, stable firmness and duration.

Sexual performance anxiety has multiple causes, which can be divided into physiological, psychological, and social factors. Physiologically, age-related testosterone decline can affect libido and erectile function; chronic diseases such as high blood pressure, diabetes, and cardiovascular disease, as well as certain medications (such as some blood pressure or antidepressant drugs), can also interfere with sexual function. Psychologically, stress, depression, excessive worry about performance, and relationship tension are common triggers. Sociocultural factors, such as expectations of masculinity, can also increase psychological burden. Understanding these factors can help you view your concerns more comprehensively and provide clues during medical consultations.

Work stress can affect sexual function through multiple pathways:

  • Psychological factors: Anxiety, depression, and excessive performance worry can lead to decreased libido or erectile difficulties.
  • Physiological factors: Elevated stress hormones (such as cortisol) can affect testosterone secretion, impacting libido and erectile function.
  • Lifestyle: Stress often accompanies sleep deprivation, lack of exercise, and irregular eating, all of which can indirectly affect sexual function.
  • Age and experience: Although ages 20-29 are typically the peak of sexual function, the adaptation stress of entering the workforce, long hours, and changes in routine can cause distress in young men.

Erectile firmness is influenced by multiple factors, including psychological, neurological, vascular, and hormonal elements. Chronic sleep disruption (e.g., from shift work, insomnia, or sleep apnea) can affect erectile function through the following pathways:

  • Hormonal changes: Sleep deprivation can interfere with testosterone secretion, and testosterone plays an important role in libido and erectile function.
  • Autonomic nervous system dysregulation: Poor sleep quality can lead to overactivity of the sympathetic nervous system, affecting vasodilation in the penile corpora cavernosa and thus impacting firmness.
  • Vascular health: Chronic sleep deprivation can increase inflammatory responses and impair endothelial function, which is detrimental to penile blood flow.
  • Psychological stress: Sleep problems are often accompanied by anxiety and low mood, and these psychological factors can also affect erections.

In addition, other common factors include aging, chronic diseases (such as diabetes and hypertension), medication side effects, smoking, alcohol consumption, and lack of exercise. When you first notice changes, you should consider these factors together.

Authoritative mechanism references:
β€’ National Center for Biotechnology Information (NCBI / PubMed) β€” International urology and sexual medicine literature index
β€’ Mayo Clinic β€” Clinical reference for erectile dysfunction and PDE5 inhibitor safety

Where to Buy: Pharmacy, Retail & Official Online Channels

When searching for "where to buy Super Double Cialis - Red Diamond 140mg", consumers often compare physical pharmacies with official online stores:
β€’ Prescription pharmacies β€” Prescription-grade products legally require a valid prescription.
β€’ Retail drugstores β€” Most retail locations do not carry prescription-grade products on open shelves.
β€’ Official online store β€” Offers authenticity verification, discreet shipping, and cash-on-delivery convenience.

Beyond medical history, lifestyle and psychological state are also important clues. We recommend keeping a diary for at least one week, including:

  • Sleep: Hours and quality of sleep each night, whether easily interrupted or early awakening.
  • Stress: Level of work, family, or financial stress (rate 1-10), and whether stress correlates with symptom onset.
  • Mood: Daily levels of anxiety, depression, or irritability, and whether they affect libido or performance.
  • Diet and exercise: Do you exercise regularly? Is your diet balanced? Any binge eating or excessive dieting?
  • Substance use: Amount and frequency of alcohol, caffeine, cigarettes, or recreational drugs.

These records can help the physician distinguish whether symptoms are predominantly physiological or psychological and provide personalized adjustment recommendations.

Chronic sleep disruption not only affects your mental state but may also put your body in a state of "hidden tension." You can watch for the following clues: Do you often feel stiffness in your neck and shoulders during the day, a racing heart, or irritability over small matters? These could be signs of autonomic nervous system dysregulation, which is also linked to ejaculatory control. Additionally, sleep deprivation can reduce your ability to regulate emotions, making you more susceptible to "performance anxiety" during intimate moments. Try to recall: When you sleep well, is your tension lower in similar situations? If the answer is yes, then improving sleep quality may indirectly help reduce tension. However, note that this does not mean sleep is the only cause; it is just an observation worth recording.

Authenticity: Anti-Counterfeit Verification & Buyer Protection

When purchasing Super Double Cialis - Red Diamond 140mg (10 tablets), avoiding low-quality counterfeits is critical. Three golden rules:
1. Holographic security label β€” The box carries a holographic sticker with multi-color refraction.
2. Matching lot numbers β€” The LOT, manufacturing date, and expiry on the box must exactly match the foil blister stamp.
3. Refuse prepayment β€” Official channels support cash-on-delivery for buyer safety.

Before deciding whether further action is needed, you can observe the following aspects and record them for better insight:

  • Frequency and Context: Is this occasional (e.g., once or twice a month) or frequent (affecting more than half of sexual encounters)? Does it happen only in specific situations (e.g., when particularly tired, at peak stress) or regardless of context?
  • Morning Erections: Do you have natural erections upon waking? Morning erections are an important indicator of penile vascular and nerve function. If morning erections are normal, it usually suggests that the physical structure is largely intact, and the issue may be more related to psychological or stress factors.
  • Erections During Masturbation: Can you achieve sufficient hardness when masturbating alone? If erections are normal during masturbation but difficult with a partner, it may be related to performance anxiety or relationship stress.
  • Associated Symptoms: Are there other discomforts, such as a noticeable decrease in libido, testicular pain, difficulty urinating, or perineal discomfort? These may require medical evaluation.
  • Lifestyle Status: In the past week, what were your sleep hours, stress level (1-10), alcohol consumption, and have you started any new medications or supplements? These can affect sexual function.
  • Emotions and Thoughts: Before and after sexual activity, are you filled with worry or self-criticism? Do these thoughts affect your mood or interaction with your partner?

Recording these observations can help you view the issue more objectively and provide specific information to your doctor during a consultation.

If you notice changes in erectile hardness after drinking alcohol or staying up late, try recording the following clues to help you discuss the issue with a healthcare provider later:

  • Frequency and timing: Does the lack of hardness only occur after drinking or staying up late? Or does it also happen in other situations?
  • Degree of hardness: Use a simple scale (e.g., 1 to 10) to rate your perceived hardness, and note the amount of alcohol consumed and sleep hours that day.
  • Associated symptoms: Do you have morning erections? Is the change in hardness accompanied by fatigue, low mood, urinary issues, or chest tightness?
  • Chronic disease control: Have your recent blood pressure, blood sugar, or lipid levels been stable? Are you taking your medications on time?
  • Life events: Have there been major stressors, relationship conflicts, or a significant decline in sleep quality recently?

Keep your records objective and observe for 2–4 weeks to avoid overinterpreting a single event.

Dosage, Timing & Usage Guide

To get the best results from Super Double Cialis - Red Diamond 140mg (10 tablets) while staying safe, follow these principles:
1. Best timing β€” Take 30-60 minutes before expected activity with a glass of water.
2. Food & alcohol β€” Take on an empty or light stomach; avoid fatty meals and heavy alcohol.
3. Frequency & dose β€” Do not exceed the maximum single dose within 24 hours; never combine with nitrate medications.

The following are low-risk, self-implementable adjustments that can improve overall health and sexual function:

  • Regular exercise: At least 150 minutes of moderate-intensity aerobic exercise per week (e.g., brisk walking, swimming) supports cardiovascular health and blood flow.
  • Prioritize sleep: Try to keep a consistent bedtime and wake-up time, aiming for 7-8 hours. Reduce screen time before bed.
  • Stress management: Practice abdominal breathing, mindfulness meditation, or simple progressive muscle relaxation for 10 minutes daily.
  • Moderate alcohol: If you drink, limit to moderate amounts (e.g., no more than 1-2 standard drinks per day).
  • Balanced diet: Eat more vegetables, fruits, whole grains, and quality proteins; reduce high-fat and high-sugar foods.
  • Communicate with your partner: Be open about stress and worries, viewing sex as a connection rather than a "test" to reduce performance anxiety.

If you're in a high-pressure project period, consider treating sex as a "relaxation activity" rather than a "must-succeed" task.

The following adjustments are low-risk and potentially beneficial, but they are not a guarantee of treatment:

  • Improve Sleep Hygiene: Keep a consistent bedtime and wake time (even on weekends), avoid electronic devices, caffeine, or heavy meals before bed, and create a dark, quiet sleep environment.
  • Moderate Exercise: Engage in moderate-intensity aerobic exercise (e.g., brisk walking, swimming) for at least 150 minutes per week to improve sleep and cardiovascular health, but avoid vigorous exercise close to bedtime.
  • Stress Management: Practice abdominal breathing, meditation, or mindfulness, spending 10 minutes daily to relax and reduce anxiety.
  • Balanced Diet: Reduce high-sugar, high-fat foods; increase fruits, vegetables, and whole grains to maintain metabolic health.
  • Partner Communication: Openly discuss concerns to reduce performance pressure; seek partner support if needed.

Note that these adjustments may take several weeks to months to show effects, and if symptoms persist or worsen, seek medical attention promptly.

The following adjustments are low-risk lifestyle changes you can try on your own to improve overall health and erectile function, but they require patience over several weeks to months:

  • Improve Sleep: Set a consistent bedtime and wake time, and create a dark, quiet, cool sleep environment. Avoid electronic devices, vigorous exercise, heavy meals, or caffeine before bed. If you suspect sleep apnea, consider a medical evaluation.
  • Regular Exercise: Aim for at least 150 minutes of moderate-intensity aerobic exercise per week (e.g., brisk walking, swimming, cycling) and include resistance training. Exercise helps improve vascular function, reduce stress, and boost testosterone.
  • Healthy Diet: Adopt a Mediterranean-style diet with plenty of fruits, vegetables, whole grains, fish, and nuts; reduce red meat, processed foods, and sugary drinks. Manage weight to avoid obesity.
  • Stress Management: Practice mindfulness, meditation, deep breathing, or yoga; communicate openly with your partner about feelings to reduce performance anxiety. Seek psychological counseling if needed.
  • Limit Alcohol and Quit Smoking: Excessive alcohol can inhibit erections; recommend moderation (no more than 1-2 drinks per day). Quitting smoking improves vascular health.
  • Medication Review: If you suspect medication effects, discuss adjustments with your doctor; do not stop medications on your own.

Partner Communication & Stress Relief

Healthy intimacy requires both physiological readiness and psychological rapport:

Talking about erectile problems with your partner can be awkward, but open communication can reduce misunderstandings and anxiety. Start with "I" statements, such as "I've been under a lot of work stress lately, and my body is tired, which may affect our intimate time. I want to face this together with you," rather than blaming your partner or yourself. You can also invite your partner to participate in lifestyle changes, such as exercising together or preparing healthy meals, which not only strengthens your bond but also reduces stress. If communication is difficult, consider seeking a sex therapist or couples counseling; this is not shameful but a proactive way to solve problems.

When seeking medical care, clearly describing your symptoms and records can help the physician diagnose. Recommendations:

  • Describe the specific sensation of symptoms: For example, "I feel a burning sensation when urinating" rather than "I feel uncomfortable."
  • Explain the progression of symptoms: When they started, changes in frequency, and any aggravating factors.
  • Ask questions proactively: If you have questions about the diagnosis or treatment, ask the physician for recommendations and follow-up plans.

If you have chronic conditions, also inform the physician of your current control status so they can make a comprehensive assessment.

Frequently Asked Questions (FAQ)

Q1: Where can I buy Super Double Cialis - Red Diamond 140mg safely?
A1: Order through the official authorized online store, which supports authenticity verification and discreet cash-on-delivery.

Q2: How much does Super Double Cialis - Red Diamond 140mg cost?
A2: Prices vary by strength and pack size. Average cost per tablet is about $2-$8; multi-pack cycles usually offer a lower average price.

Q3: Will the delivery packaging show the product name?
A3: No. Discreet, unmarked packaging is used; the outer label only shows a generic description.

Q4: How long does it take to work and how long does it last?
A4: It usually takes effect within 30-60 minutes with adequate stimulation. Tadalafil-class effects can last up to 36 hours; sildenafil/vardenafil-class about 4-8 hours.

Q: Understanding the Issue First
Anxiety, rushing, chronic stress, lack of sleep, or excessive focus on performance can make it harder for the body to relax. Prioritize sustainable sleep, activity, smoking cessation, limiting alcohol, and stress management rather than seeking quick fixes. Therefore, it's more important to first distinguish whether this is an occasional occurrence, a situational change, or a persistent issue affecting your life, rather than rushing to label yourself.

Q: Recognizing Common Patterns of Stress-Related Sexual Dysfunction
Based on clinical observations, stress-related sexual dysfunction typically has the following characteristics: The problem may be intermittent, such as occurring more often during peak stress periods (e.g., project deadlines, before important meetings) and returning to normal when stress subsides (e.g., weekends, vacations). The problem may be situational, such as feeling tense during intimacy with a partner due to performance anxiety, but achieving normal erections during masturbation. The problem may be accompanied by other stress symptoms, such as insomnia, irritability, muscle tension, or gastrointestinal discomfort. If your situation matches these patterns, stress may be a significant factor, but other physical conditions still need to be ruled out. Conversely, if the sexual dysfunction occurs consistently and steadily, with no difference regardless of stress levels, or is accompanied by loss of morning erections, penile appearance abnormalities, or urinary symptoms, it is more likely related to a physical condition and should be evaluated by a doctor first. When recording, pay special attention to the presence or absence of morning erectionsβ€”morning erections are a natural phenomenon of the penile corpora cavernosa filling with blood during REM sleep. If morning erections are normal, it usually indicates that nerve and vascular function are largely intact, and psychological or stress factors are more likely. If morning erections are also absent, a more cautious evaluation is needed.

Q: Understanding the Issue First
Staying up late, shift work, sleep apnea, and high-stress lifestyles often simultaneously reduce daytime energy and nighttime recovery quality. Observe trends over several weeks rather than drawing conclusions from a single experience. Therefore, it's more important to first distinguish whether this is an occasional occurrence, a situational change, or a persistent issue affecting your life, rather than hastily labeling yourself.

Q: Understanding the Issue First
Long working hours, unresolved conflicts, lack of rest and exercise can all lead to accumulated fatigue that extends into intimate interactions. Prioritize sustainable sleep, activity, smoking cessation, limiting alcohol, and stress management rather than seeking quick fixes. Therefore, it is more important to first distinguish whether this is an occasional occurrence, a situational change, or a persistent issue affecting your life, rather than rushing to label yourself.

πŸ” People Also Ask

β€’ ❓ Does Super Double Cialis - Red Diamond 140mg require a prescription at major pharmacies?
β€’ ❓ What is the difference between daily and on-demand dosing of Super Double Cialis - Red Diamond 140mg?
β€’ ❓ How can I verify the authentic laser security label of Super Double Cialis - Red Diamond 140mg?
β€’ ❓ Will cash-on-delivery packaging reveal the product name?
β€’ ❓ Can I take Super Double Cialis - Red Diamond 140mg with coffee or a small amount of alcohol?

When to Seek Professional Help

If the problem recurs, has persisted for a while, significantly affects quality of life, or is accompanied by warning signs such as pain, blood in the urine, fever, chest tightness, or respiratory discomfort, seek medical attention promptly. Do not stop taking prescribed medications for chronic conditions, mix drugs, or rely on unverified claims of quick results.

πŸ“š Medical References & Disclaimer

β€’ National Center for Biotechnology Information (NCBI / PubMed) β€” International urology and sexual medicine literature index
β€’ Mayo Clinic β€” Clinical reference for erectile dysfunction and PDE5 inhibitor safety

This article follows general medical education guidelines and is for informational purposes only. It is not a substitute for professional medical advice.

Related Topics

β€’ Slivien Film-Coated Tablets 100mg How Often to Take It? Daily vs. On-Demand Dosing Intervals, Maximum Dose Safety Guideβ€’ Lovegra Oral Jelly 100mg Generic vs. Brand-Nameβ€’ Super Cialis Red Devil 140mg In-Depth Analysis of Efficacy and Mechanismβ€’ Cialis In-Depth Analysis of Efficacy and Mechanismβ€’ Cenforce 200mg (10 tablets) for Men in the Process of Quitting Smoking or Adjusting Alcohol Habits: Convenience Store Pickup and Payment: 7-Eleven/FamilyMart Discreet Packaging and No-ID Cash on Delivery Instructionsβ€’ Super Cialis Pink Storm 120mg (10 tablets) for Men Dealing with Both Premature Ejaculation and Erection Hardness Issues: How Often to Take It? Daily vs. On-Demand Dosing Intervals, Maximum Dose Safety Guideβ€’ Dapoxetine Tablets 30mg (Priligy) (12 tablets) for First-Time Users or Those Seeking High-Value Generic Options: Where to Buy? Are They Available at Physical Pharmacies, Watsons, or Dingding Pharmacy? A Complete Guide to Online Purchase Channelsβ€’ Super Priligy 120mg (10 tablets) for Men Dealing with Both Premature Ejaculation and Erection Hardness Issues: English & Generic Names Explained: Active Ingredients, Pharmacology, and Insights from International Medical Literatureβ€’ πŸ‘‰ Read the complete guide on P-Force 200mgβ€’ πŸ” Check the 2026 official price list for Slivigy Film-Coated Tablets 30mgβ€’ πŸ“š Medical references for Cenforce 200mgβ€’ πŸ₯ How to verify authentic Lovegra Oral Jelly 100mgβ€’ Lonfilis Film-Coated Tablets 20mg How Long Does It Last? Detailed Explanation of Duration of Action, Half-Life, and the Dual Effect of Prolonged Hardnessβ€’ Cialis Where to Get the Best Price? Official Authorized Online Ordering, Taiwan In-Stock, and Privacy-Protected Deliveryβ€’ Super Double Viagra Peak Black P 210mg Price Checkβ€’ Slivigy Film-Coated Tablets 30mg How Often to Take It? Daily vs. On-Demand Dosing Intervals, Maximum Dose Safety Guideβ€’ Super Krrista 100mg (10 tablets) for Those Seeking Longer-Lasting Endurance and Sustained Firmness: Where to Get the Best Price? Official Authorized Online Ordering, Taiwan In-Stock, and Privacy-Protected Delivery: The Full Processβ€’ Super Double Viagra Peak Black P 210mg (10 tablets) for Men in the Process of Quitting Smoking or Adjusting Alcohol Habits: How Much Does It Cost? 2026 Latest Price List by Dosage, Per-Pill Pricing, and a Guide to Avoiding Counterfeitsβ€’ Vedafil Film-Coated Tablets 100mg (4 tablets) for Men Aged 40-50 Experiencing Age-Related Decline in Function: Price Check: Single-Box Trial vs. Multi-Box Cycle Discounts – Compare Prices and Find the Best Valueβ€’ Levitra (vardenafil) 20mg (4 tablets) for Men in Their 20s-30s Nervous About Intimate Performance: Taiwan In-Stock Specialty Store: Authenticity Verification with Anti-Counterfeit Labels, Fast Shipping, and Reliable After-Sales Supportβ€’ πŸ‘‰ Read the complete guide on Viagraβ€’ πŸ₯ How to verify authentic Cialisβ€’ πŸ›’ How to order Sildalip Gold 200mg discreetlyβ€’ πŸ₯ How to verify authentic Super Double Viagra - Blue Storm 260mgβ€’ Super Double Levitra - Alexander 140mg How Long Does It Last? Detailed Explanation of Duration of Action, Half-Life, and the Dual Effect of Prolonged Hardnessβ€’ Levitra Generic 20mg How to Take It Correctlyβ€’ Sildalip Gold 200mg English & Generic Names Explainedβ€’ Cialis 100mg Cialis vs. Viagraβ€’ Super Spedra Black Water Ghost 260mg (10 tablets) for Men Aged 40-50 Experiencing Age-Related Decline in Function: Cialis vs. Viagra: Differences in Ingredients, Duration (36 Hours vs. 4 Hours), and Side Effects Comparedβ€’ Cialis (Tadalafil) 20mg (4 Tablets) for Men Dealing with Both Premature Ejaculation and Erection Hardness Issues: Price Check: Single-Box Trial vs. Multi-Box Cycle Discounts – Compare Prices and Find the Best Valueβ€’ Priligy Film-Coated Tablets 30mg (3 tablets) for Men with Chronic Sleep Deprivation and High-Stress Jobs: Convenience Store Pickup and Payment: 7-Eleven/FamilyMart Discreet Packaging and No-ID Cash on Delivery Instructionsβ€’ Super Double Levitra - Alexander 140mg (10 tablets) for Men in the Process of Quitting Smoking or Adjusting Alcohol Habits: Avoiding Fake Drugs: Features of Counterfeits, Low-Price Traps, and 3 Steps to Verify Official Productsβ€’ πŸ‘‰ Read the complete guide on Lovegra Oral Jelly 100mgβ€’ πŸ’Š Dosage and safety guide for Tadariseβ€’ πŸ‘‰ Read the complete guide on Spedra 200mgβ€’ πŸ” Check the 2026 official price list for Super Priligy 120mgβ€’ Super Double Levitra - Gold Diamond 140mg PTT/Dcard User Reviewsβ€’ Please 100mg Oral Film Real-World Effectiveness Reviewβ€’ Nookie Oral Film 120mg Where to Get the Best Price? Official Authorized Online Ordering, Taiwan In-Stock, and Privacy-Protected Deliveryβ€’ Super Double Priligy Extra Super Krista 120mg How to Spot Counterfeit vs. Genuineβ€’ Vedafil Film-Coated Tablets 100mg (4 tablets) for Office Workers Who Sit for Long Periods and Lack Exercise: Where to Buy? Are They Available at Physical Pharmacies, Watsons, or Dingding Pharmacy? A Complete Guide to Online Purchase Channelsβ€’ Super Double Levitra - Gold Diamond 140mg (10 tablets) for First-Time Users or Those Seeking High-Value Generic Options: How Long Until It Works? On-Demand vs. Daily Use: When Can You Stop?β€’ P-Force 200mg (4 tablets) for Office Workers Who Sit for Long Periods and Lack Exercise: How to Buy Without a Prescription: A Guide to Safely Purchasing Genuine Products, Comparing Physical Pharmacies and Online Authorized Channelsβ€’ Super Double Viagra Purple Diamond 250mg (10 tablets) for Men Aged 40-50 Experiencing Age-Related Decline in Function: PTT/Dcard User Reviews: Real-World Effectiveness, Personal Experiences, and Frequently Asked Questionsβ€’ πŸ₯ How to verify authentic Slivien Film-Coated Tablets 100mgβ€’ πŸ₯ How to verify authentic Nookie Oral Film 120mgβ€’ πŸ›’ How to order Lovegra Oral Jelly 100mg discreetlyβ€’ πŸ’Š Dosage and safety guide for Krrista Power 100mg