VIP dosage chart by route
Vendors describe 50 mcg of VIP under the skin twice a day, which matches the 50 mcg a spray of a compounded nasal product, the only place we could trace that number. Here are the amounts, where each one comes from and the units to draw.
How much VIP do people take?
Amount
50 mcgvendors say 100–200 mcg for the higher versionTiming
Twice a daymorning and eveningCourse
No set course8 weeks is the conventionRoute
Under the skinor a compounded nasal sprayThe injected amounts, the twice-a-day timing and the 8-week course are vendor convention, with no named clinician or study behind them. The 50 mcg nasal strength is from a compounding pharmacy listing (50 mcg per 0.1 mL spray). The hospital trial amounts are from a published trial in COVID-19 respiratory failure.
VIP dosage chart
How to read the VIP chart
The injected rows are what vendors describe, and the nasal and hospital rows are different products, so read across each row before comparing amounts. VIP is also sold as aviptadil, its drug name, and the hospital trials use that word. Background on the peptide and the trial record is on the VIP page.

VIP injection dosage and mixing
Research VIP is sold as a freeze-dried powder. Across the vendors we track it's listed most often in 10 mg vials, then 5 mg, with a few 6 mg. You mix it with bacteriostatic water, which is sterile water with a preservative so one vial can be drawn from more than once. The tables show units on a U-100 syringe, which holds 100 units in 1 mL, for 1, 2 and 3 mL of water. The amounts are 50 mcg, the most common, and 100 and 200 mcg from the higher version.
| Water | Strength | 50 mcg | 100 mcg | 200 mcg |
|---|---|---|---|---|
| 1 mL | 5,000 mcg per mL | 1 unit, hard to measure | 2 units | 4 units |
| 2 mL | 2,500 mcg per mL | 2 units | 4 units | 8 units |
| 3 mL | 1,667 mcg per mL | 3 units | 6 units | 12 units |
| Water | Strength | 50 mcg | 100 mcg | 200 mcg |
|---|---|---|---|---|
| 1 mL | 10,000 mcg per mL | 0.5 units, too small to measure | 1 unit, hard to measure | 2 units |
| 2 mL | 5,000 mcg per mL | 1 unit, hard to measure | 2 units | 4 units |
| 3 mL | 3,333 mcg per mL | 1.5 units, hard to measure | 3 units | 6 units |
Units are math from the chart amounts, with strength rounded to the nearest whole number.
The draws are tiny at these amounts, so more water makes them easier to read. On a 10 mg vial the 50 mcg draw stays under 2 units even with 3 mL, which is why a 5 mg vial suits the most common amount better. For any other vial, water or amount, the reconstitution calculator does the same math.
VIP nasal spray dosage
The nasal spray is a compounded prescription product, made by a pharmacy at 50 mcg per 0.1 mL spray, so each spray is a fixed dose and there's no mixing math. The common pattern in protocol write-ups is one spray four times a day, which is 200 mcg a day. We don't give math for turning a research vial into a spray, because the pharmacy's metering and sterility are what the prescription product is.
When and how often
Twice a day for the injected version. Vendors describe a morning and an evening dose, 50 mcg each. The higher version is once or twice a day.
Eight weeks is the convention. Vendor pages describe 8 weeks on and a similar break, and no study or label sets a length. The CIRS protocol runs the spray for months.
Under the skin. Vendor pages describe the belly or outer thigh, with the spot rotated. No study or label sets a time of day.
For planning, 100 mcg a day for 8 weeks is 5.6 mg in all. Compare vendors on price per milligram against a total like that, not on the price of one vial.
How long a vial lasts
A mixed vial goes on a 28-day clock in the fridge the day water goes in, however much of it gets used. A 5 mg vial at 100 mcg a day holds 50 days of VIP, but the mixed vial expires at day 28, so about 2.2 mg goes unused, and a 10 mg vial at that amount leaves about 7.2 mg. At 200 mcg a day a 5 mg vial lasts 25 days. At 200 mcg twice a day it gives 12 full days with one dose left over, and a 10 mg vial gives 25 days.
Eight weeks at 100 mcg a day is 5.6 mg, but the 28-day clock means it takes two vials mixed one after the other, whichever size you buy. At that amount a 10 mg vial goes mostly unused, so price the 5 mg vials against the 10 mg ones on what you'll actually use.
VIP with other peptides
The pairing people describe is VIP with thymosin alpha-1, each on its own schedule over the same weeks, because both come up for immune complaints. No study tests the two together. Thymosin alpha-1 is twice a week and VIP is twice a day, so they're separate injections, and each has its own amounts on its own dosage chart.
Signs the amount or timing is off
These are reported experiences from people who run VIP, plus what the molecule is known to do, not findings from a study of the injected vial.
Flushing, warmth or light-headedness when you stand. VIP was first described in 1970 as a strong blood vessel widener, so this is expected. People describe sitting for a few minutes after a dose.
Headache or loose stools around dosing. Reported less often. People usually see whether it settles within the first week or two.
Low blood pressure or blood pressure medicine. Because of that widening effect, people who already run low or take medicine that lowers blood pressure are the ones who report watching most closely for light-headedness.
The hospital trials ran 3 days in a drip or 4 weeks in a nebulizer, in patients very different from someone injecting at home, so their safety results don't tell you much about months under the skin. The open questions are laid out on the VIP page.
VIP is sold for research, and no human trial has set an injected amount. You knew that, it's why you're reading this and not the label.
Questions people ask about VIP dosage
How much VIP should I take per day?
Vendors describe 50 mcg under the skin twice a day, 100 mcg in all. No label or human study sets an injected amount, and the higher version of 100 to 200 mcg has no source either.
How much bacteriostatic water for a 5 mg or 10 mg vial of VIP?
You can use 1, 2 or 3 mL, since the water only changes the size of each draw. With 3 mL in a 5 mg vial, 50 mcg is 3 units on a U-100 syringe, and in a 10 mg vial even 3 mL leaves it at 1.5 units, too small to measure well.
Is injected VIP dosed like the nasal spray?
The amounts match, 50 mcg a dose, and the spray is the only place we could trace the number. No source we found explains the carry-over, and a spray and an injection don't reach the body the same way, so a matching number doesn't make them equal.
Where does the 50 mcg figure come from?
The only place we could trace it is the strength of the compounded nasal spray, 50 mcg per spray. We found no study or named clinician behind the injected 50 mcg.
How long should a VIP course be?
No study or label sets one. Eight weeks on is the convention on vendor pages, and the CIRS protocol runs the spray for months, with no calendar source for either.
Should I go higher if nothing happens?
No source shows a higher amount works better, and no study has measured how side effects change with the injected amount. The molecule widens blood vessels, which is why flushing and light-headedness are the effects people watch for.
Where to buy VIP
The five lowest per-mg prices in this morning's check, one listing per vendor.
- Bluum Peptides 10 mg · $34.00 $3.40/mg
- Penguin Peptides 10 mg · $37.00 $3.70/mg
- Double R Labs 10 mg · $39.99 $4.00/mg
- Evolve BioPep 10 mg · $39.99 $4.00/mg
- Next Gen Peptides 10 mg · $45.00 $4.50/mg
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