Parties
Full legal names and organizational roles for sponsor, site, and any subcontractors; identify the master agreement referenced and its effective date.
The addendum reduces ambiguity by documenting pre-enrollment steps, data access limits, and interim responsibilities, lowering operational risk and enabling sponsors and sites to proceed confidently while main approvals are pending.
Signers often include an authorized representative of the sponsor and an authorized site representative; witness or notarization needs depend on jurisdiction and institutional policy.
Full legal names and organizational roles for sponsor, site, and any subcontractors; identify the master agreement referenced and its effective date.
Precise description of permitted pre-study activities such as site feasibility, equipment inspection, limited data transfer, or sample shipment and storage terms.
Start and end dates or conditional triggers (for example, until IRB approval or study activation) with clear expiration language.
Limits on data collection, permitted uses, de-identification requirements, and any required HIPAA-compliant handling or Business Associate Agreement references.
Allocate costs, provide contact points for issues, and describe who is responsible for compliance, shipping, and recordkeeping during the pre-study period.
Designated signature blocks with printed name, title, date, and authority statement referencing the underlying master agreement.
| Field | Configuration |
|---|---|
| Signer Roles | Sponsor Signer | Site Signer |
| Authentication | Email link or SMS code per institutional policy |
| Routing Order | Sequential: legal review before signatures |
| Audit Trail | Enable full event logging and timestamps |
Confirm the chosen platform provides tamper-evident signed copies, role-based access, and a reproducible audit trail for compliance and inspection purposes.
Prepare addendum at least 14 days before planned pre-study work
Allow 3–7 business days for legal and compliance review
Confirm whether IRB notification or approval is needed prior to pre-study tasks
Obtain signatures within the pre-study start window
Upload executed copy within 2 business days
| signNow | DocuSign | Adobe Sign | PandaDoc | HelloSign | |
|---|---|---|---|---|---|
| Starting Price | $8/user/mo | $15/user/mo | $14/user/mo | $19/user/mo | $15/user/mo |
| Free Trial | 7-day trial | Varies | Varies | Varies | Varies |
| Bulk Send | Yes | Yes | Yes | Yes | No |
| Audit Trail | Yes | Yes | Yes | Yes | Yes |
| HIPAA Compliant | Yes | Yes | Yes | No | No |